Renaldi, Kaka. “The Role of GERD Questionnaire (GERD-Q) for Reflux Esophagitis”. The Indonesian Journal of Gastroenterology, Hepatology, and Digestive Endoscopy 21, no. 3 (December 30, 2020): 169–170. Accessed October 25, 2026. https://ina-jghe.com/index.php/jghe/article/view/766.