TI - REferences and reviews PT - JOUR DP - 1969 TA - JAMA pages = {382-413}, VI - 207 IP - 2 AID - 10.1001/jama.1969.03150150094050 [doi] 4100 - http://dx.doi.org/10.1001/jama.1969.03150150094050 SO - JAMA January 13, 1969 207(2):382