Firman, Fauzan Hertrisno, Gerald Abraham Harianja, and Hasan Maulahela. 2022. “Early Versus Delayed Laparoscopic Cholecystectomyafter Endoscopic Retrograde Cholangio-Pancreatography (ERCP) Removal of Choledocholithiasis: An Evidence-Based Case Report”. The Indonesian Journal of Gastroenterology, Hepatology, and Digestive Endoscopy 23 (3):259-62. https://doi.org/10.24871/2332022258-262.