Lao , B. C., Guevarra, P. and Tan, J. A. T. (2021) “Comparatve Study on the Outcomes, Safety and Complicatons of ERCP in Elderly Patients: A Single Center Retrospectve Study”, Philippine Journal of Gastroenterology, 10(2). Available at: https://philjgastro.com/index.php/pjg/article/view/22 (Accessed: 30 June 2026).