PT - JOURNAL ARTICLE ED - , TI - Query AID - 10.1503/cmaj.1031761 DP - 2004 Aug 17 TA - Canadian Medical Association Journal PG - 416--416 VI - 171 IP - 4 4099 - http://www.cmaj.ca/content/171/4/416.short 4100 - http://www.cmaj.ca/content/171/4/416.full SO - CMAJ2004 Aug 17; 171