TI - REferences and reviews PT - JOUR DP - 1969 TA - JAMA pages = {1114-1139}, VI - 210 IP - 6 AID - 10.1001/jama.1969.03160320096046 [doi] 4100 - http://dx.doi.org/10.1001/jama.1969.03160320096046 SO - JAMA November 10, 1969 210(6):1114