Mardhiyah, R. et al. 2017. Inducing and Aggravating Factors of Gastroesophageal Reflux Symptoms. The Indonesian Journal of Gastroenterology, Hepatology, and Digestive Endoscopy. 17, 3 (Mar. 2017), 194–199. DOI:https://doi.org/10.24871/1732016194-199.