PT - JOURNAL ARTICLE AU - Morgan, P. P. TI - Scientific letters DP - 1983 Nov 01 TA - Canadian Medical Association Journal PG - 912--912 VI - 129 IP - 9 4099 - http://www.cmaj.ca/content/129/9/912.short 4100 - http://www.cmaj.ca/content/129/9/912.full SO - CMAJ1983 Nov 01; 129