Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving GSK2189242A (dPly-PhtD) vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the dPly-PhtD vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the dPly-PhtD vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.

Healthy Native American infants between, and including, 6 and 12 weeks (42-90 days) of age at the time of the first vaccination, receiving Placebo vaccine co-administered with Prevenar13™: 3 primary doses at 2, 4, 6 months of age and a booster dose at 12-15 months of age. PedvaxHIB was given as study vaccine to a subset of subjects at 2, 4 and 12-15 months. At the primary epoch, the Placebo vaccine was administered intramuscularly into the right anterolateral thigh and at the booster epoch, the Placebo vaccine was administered into the right deltoid or anterolateral thigh if the deltoid muscle size was not adequate. At the primary epoch, the co-administered Prevenar13™ and PedvaxHIB vaccines were administered intramuscularly into the left anterolateral thigh and at the booster epoch, the Prevenar13™ and PedvaxHIB vaccines were administered into the left deltoid or anterolateral thigh if the deltoid muscle size was not adequate.