PT - JOURNAL ARTICLE ED - , TI - Erratum DP - 2002 Nov 26 TA - Canadian Medical Association Journal PG - 1232--1232-e VI - 167 IP - 11 4099 - http://www.cmaj.ca/content/167/11/1232.6.short 4100 - http://www.cmaj.ca/content/167/11/1232.6.full SO - CMAJ2002 Nov 26; 167