TI - TEchnic of medication PT - JOUR DP - 1949 TA - Journal of the American Medical Association pages = {967}, VI - 139 IP - 14 AID - 10.1001/jama.1949.02900310071026 [doi] 4100 - http://dx.doi.org/10.1001/jama.1949.02900310071026 SO - Journal of the American Medical Association April 2, 1949 139(14):967