PT - JOURNAL ARTICLE AU - A. Hoffer TI - Letter: Hyperactivity, allergy and megavitamins DP - 1974 Nov 02 TA - Canadian Medical Association Journal PG - 905--905 VI - 111 IP - 9 4099 - http://www.cmaj.ca/content/111/9/905.short 4100 - http://www.cmaj.ca/content/111/9/905.full SO - CMAJ1974 Nov 02; 111