PT - JOURNAL ARTICLE ED - , TI - Query AID - 10.1503/cmaj.051530 DP - 2006 Jan 31 TA - Canadian Medical Association Journal PG - 418--418 VI - 174 IP - 3 4099 - http://www.cmaj.ca/content/174/3/418.short 4100 - http://www.cmaj.ca/content/174/3/418.full SO - CMAJ2006 Jan 31; 174