Hegar, B. and Juniatiningsih, A. 2008. Gastroesophageal Reflux: Are There Differences of Characteristic in Infants and Children. The Indonesian Journal of Gastroenterology, Hepatology, and Digestive Endoscopy. 9, 3 (Jan. 2008), 75–77. DOI:https://doi.org/10.24871/93200875-77.