appendicectomy, cholecystectomy, endoscopy, ERCP, intervention endoscopy, laparoscopic colorectal surgery, Laparoscopy, painless colonoscopy, POLYPECTOMYএম আর সি পি MRCP film of retain stone in common bile duct. Dr. Masfique A Bhuiyan FCPSDr.Masfique Ahmed BhuiyanSeptember 9, 2021