PT - JOURNAL ARTICLE AU - MacKay, J. S. TI - Gun control DP - 1979 Mar 17 TA - Canadian Medical Association Journal PG - 640a--640 VI - 120 IP - 6 4099 - http://www.cmaj.ca/content/120/6/640a.short 4100 - http://www.cmaj.ca/content/120/6/640a.full SO - CMAJ1979 Mar 17; 120