Gastroesophageal reflux in infants.
D004947:Esophagus / Q000503:physiopathology; D005764:Gastroesophageal Reflux / Q000503:physiopathology* / Q000517:prevention & control; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007223:Infant; D007224:Infant Care; D007231:Infant, Newborn; D011187:Posture; D011312:Pressure