PT - JOURNAL ARTICLE ED - , TI - The economic burden of illness DP - 1997 Sep 01 TA - Canadian Medical Association Journal PG - 620--620 VI - 157 IP - 5 4099 - http://www.cmaj.ca/content/157/5/620.1.short 4100 - http://www.cmaj.ca/content/157/5/620.1.full SO - CMAJ1997 Sep 01; 157