1. Department of Psychiatry (Dr. Sommer), Mount Sinai School of Medicine, New York, New York; from the Department of Psychiatry, SUNY at Stony Brook, Stony Brook, New York; from the Mailman Research Center and McLean Hospital, (Drs. Cohen, Satlin, and Cole), Harvard Medical School, Belmont, Massachusetts; and from the FIDIA Pharmaceutical Corporation, (Dr. Dorsey) Washington, District of Columbia.