TI - PRoctologic society meeting.— PT - JOUR DP - 1949 TA - Journal of the American Medical Association pages = {238}, VI - 140 IP - 2 AID - 10.1001/jama.1949.02900370106021 [doi] 4100 - http://dx.doi.org/10.1001/jama.1949.02900370106021 SO - Journal of the American Medical Association May 14, 1949 140(2):238