PT - JOURNAL ARTICLE ED - , TI - Query AID - 10.1503/cmaj.050614 DP - 2005 Sep 13 TA - Canadian Medical Association Journal PG - 718--718 VI - 173 IP - 6 4099 - http://www.cmaj.ca/content/173/6/718.short 4100 - http://www.cmaj.ca/content/173/6/718.full SO - CMAJ2005 Sep 13; 173