Vitamin D Supplementation for the Prevention of Acute Respiratory Tract Infection: a Randomized, Double-blinded and Plasebo Controlled Trial Among Young Finnish Men
Vitamin D Supplementation for the Prevention of Acute Respiratory Tract Infection: a Randomized, Double-blinded and Plasebo Controlled Trial Among Young Finnish Men
Vitamin D intervention effects on the prevention of acute respiratory tract infections among Young Finnish Men
Inclusion Criteria;
Exclusion Criteria