Lalisang, Toar JM, and Fransisca J Siahaya. “Managing Gallstone During Pregnancy: Tatalaksana Batu Empedu Pada Kehamilan”. Indonesian Journal of Obstetrics and Gynecology 1, no. 4 (October 16, 2013): 219–222. Accessed April 12, 2026. https://inajog.com/index.php/journal/article/view/370.