PT - JOURNAL ARTICLE ED - , TI - SESAP Question DP - 1999 Oct 01 TA - Canadian Journal of Surgery PG - 343--343 VI - 42 IP - 5 4099 - http://canjsurg.ca/content/42/5/343.short 4100 - http://canjsurg.ca/content/42/5/343.full SO - CAN J SURG1999 Oct 01; 42