PT - JOURNAL ARTICLE ED - , TI - Highlights DP - 2012 Aug 07 TA - Canadian Medical Association Journal PG - 1223--1223 VI - 184 IP - 11 4099 - http://www.cmaj.ca/content/184/11/1223.short 4100 - http://www.cmaj.ca/content/184/11/1223.full SO - CMAJ2012 Aug 07; 184