Mardge H. Cohen is with the CORE Center, Cook County Hospital, Cook County Bureau of Health Services, Chicago, Ill. Judith A. Cook and Dennis Grey are with the Department of Psychiatry, University of Illinois, Chicago. Mary Young is with the Department of Medicine, Georgetown University Medical Center, Washington, DC. Lawrence H. Hanau is with the Department of Medicine, Montefiore Medical Center, Bronx, NY. Phyllis Tien is with the Department of Medicine, University of California, San Francisco, and San...