TI - MEdical news PT - JOUR DP - 1969 TA - JAMA pages = {17-28}, VI - 210 IP - 1 AID - 10.1001/jama.1969.03160270013003 [doi] 4100 - http://dx.doi.org/10.1001/jama.1969.03160270013003 SO - JAMA October 6, 1969 210(1):17