AU - Feinberg I, Braun MM, Koresko RL, Gottlieb FF TI - STage 4 sleep in schizophrenia PT - JOUR DP - 1969 TA - Archives of General Psychiatry pages = {262-266}, VI - 21 IP - 3 AID - 10.1001/archpsyc.1969.01740210006002 [doi] 4100 - http://dx.doi.org/10.1001/archpsyc.1969.01740210006002 SO - Archives of General Psychiatry September 1, 1969 21(3):262