PT - JOURNAL ARTICLE ED - , TI - Highlights DP - 2008 Dec 02 TA - Canadian Medical Association Journal PG - 1233--1233 VI - 179 IP - 12 4099 - http://www.cmaj.ca/content/179/12/1233.short 4100 - http://www.cmaj.ca/content/179/12/1233.full SO - CMAJ2008 Dec 02; 179