PT - JOURNAL ARTICLE ED - , TI - Preventing suicide DP - 1990 Oct 01 TA - Canadian Medical Association Journal PG - 609--610 VI - 143 IP - 7 4099 - http://www.cmaj.ca/content/143/7/609.short 4100 - http://www.cmaj.ca/content/143/7/609.full SO - CMAJ1990 Oct 01; 143