TI - ORganization section PT - JOUR DP - 1949 TA - Journal of the American Medical Association pages = {787-821}, VI - 140 IP - 9 AID - 10.1001/jama.1949.02900440029015 [doi] 4100 - http://dx.doi.org/10.1001/jama.1949.02900440029015 SO - Journal of the American Medical Association July 2, 1949 140(9):787