Hegar, Badriul, and Yvan Vandenplas. 2011. “Evaluation and Management of the Pediatric Patients With Suspected Gastroesophageal Reflux Diseases”. The Indonesian Journal of Gastroenterology, Hepatology, and Digestive Endoscopy 12 (3):171-78. https://doi.org/10.24871/1232011171-178.