AU - Akiskal HS, Rosenthal RH, Rosenthal TL, Kashgarian M, Khani MK, Puzantian VR TI - DIfferentiation of primary affective illness from situational, symptomatic, and secondary depressions PT - JOUR DP - 1979 TA - Archives of General Psychiatry pages = {635-643}, VI - 36 IP - 6 AID - 10.1001/archpsyc.1979.01780060025002 [doi] 4100 - http://dx.doi.org/10.1001/archpsyc.1979.01780060025002 SO - Archives of General Psychiatry June 1, 1979 36(6):635