AU - Siegel A TI - PRactical psychiatry for the internist. PT - JOUR DP - 1969 TA - Archives of General Psychiatry pages = {509-510}, VI - 21 IP - 4 AID - 10.1001/archpsyc.1969.01740220125015 [doi] 4100 - http://dx.doi.org/10.1001/archpsyc.1969.01740220125015 SO - Archives of General Psychiatry October 1, 1969 21(4):509