AU - Thomas C TI - MEdical science publishing PT - JOUR DP - 1949 TA - Journal of the American Medical Association pages = {397}, VI - 139 IP - 6 AID - 10.1001/jama.1949.02900230051020 [doi] 4100 - http://dx.doi.org/10.1001/jama.1949.02900230051020 SO - Journal of the American Medical Association February 5, 1949 139(6):397