PT - JOURNAL ARTICLE ED - , TI - Query AID - 10.1503/cmaj.061021 DP - 2006 Oct 10 TA - Canadian Medical Association Journal PG - 1024--1024 VI - 175 IP - 8 4099 - http://www.cmaj.ca/content/175/8/1024.short 4100 - http://www.cmaj.ca/content/175/8/1024.full SO - CMAJ2006 Oct 10; 175