PT - JOURNAL ARTICLE ED - , TI - Highlights DP - 2011 Apr 19 TA - Canadian Medical Association Journal PG - 737--737 VI - 183 IP - 7 4099 - http://www.cmaj.ca/content/183/7/737.short 4100 - http://www.cmaj.ca/content/183/7/737.full SO - CMAJ2011 Apr 19; 183