PT - JOURNAL ARTICLE ED - , TI - SESAP Question DP - 1998 Aug 01 TA - Canadian Journal of Surgery PG - 271--271 VI - 41 IP - 4 4099 - http://canjsurg.ca/content/41/4/271.short 4100 - http://canjsurg.ca/content/41/4/271.full SO - CAN J SURG1998 Aug 01; 41