RT Journal Article SR Electronic T1 Correspondence JF Canadian Journal of Surgery JO CAN J SURG FD Canadian Medical Association SP 388 OP 388 VO 45 IS 5 A1 Brunetti, Enrico A1 Filice, Carlo A1 Schantz, Peter YR 2002 UL http://canjsurg.ca/content/45/5/388.1.abstract