TI - MEdical news PT - JOUR DP - 1959 TA - Journal of the American Medical Association pages = {69-77}, VI - 171 IP - 1 AID - 10.1001/jama.1959.03010190071020 [doi] 4100 - http://dx.doi.org/10.1001/jama.1959.03010190071020 SO - Journal of the American Medical Association September 5, 1959 171(1):69