RT Journal Article SR Electronic T1 Percutaneous cholecystostomy for acute cholecystitis: not so safe after all JF Canadian Journal of Surgery JO CAN J SURG FD Canadian Medical Association SP E10 OP E10 DO 10.1503/cjs.1861041 VO 61 IS 4 A1 Cowie, Scott YR 2018 UL http://canjsurg.ca/content/61/4/E10.1.abstract