Non-mandatory request to maintain lateral positioning to improve air exchange, to cough in order to clear secretion, and to perform diaphragmatic and deep breathing, for five minutes, once a day, during hospital stay.

Physiotherapy: Children younger than 5 years: Manual Thoracic vibration (TV), thoracic compression (TC), positive expiratory pressure (PEP), and forced exhalation with the glottis open ("huffing"). Children aged 5 years or older: same procedures in addition to the ventilatory patterns, and a forced expiratory technique (FET), consisting of one or two "huffs" (forced expirations) followed by a period of relaxed, controlled diaphragmatic breathing, three times per day, for 10 to 12 minutes, during hospital admission.

Physiotherapy: three times per day, for 10 to 12 minutes, during hospital admission