RT Journal Article SR Electronic T1 Radiology for the surgeon JF Canadian Journal of Surgery JO CAN J SURG FD Canadian Medical Association SP 239 OP 240 VO 48 IS 3 A1 Aparna Irodi A1 Shyamkumar N. Keshava A1 Shalini Govil A1 George Mathew YR 2005 UL http://canjsurg.ca/content/48/3/239.abstract