PT - JOURNAL ARTICLE ED - , TI - Highlights DP - 2012 Apr 03 TA - Canadian Medical Association Journal PG - 623--623 VI - 184 IP - 6 4099 - http://www.cmaj.ca/content/184/6/623.short 4100 - http://www.cmaj.ca/content/184/6/623.full SO - CMAJ2012 Apr 03; 184