Jurnalis, Yusri Dianne, Yorva Sayoeti, and Sari Dewi. “Helicobacter Pylori Infection in Children With Recurrent Abdominal Pain and Positive Biopsy Findings”. The Indonesian Journal of Gastroenterology, Hepatology, and Digestive Endoscopy 14, no. 1 (September 26, 2014): 49–53. Accessed October 20, 2026. https://ina-jghe.com/index.php/jghe/article/view/379.