1. Dr. Mack is with the Department of Psychiatry, Veterans Affairs Portland Health Care System and the Department of Psychiatry, Oregon Health & Science University, Portland, Oregon. Dr. Marsh is with the Mental Health Care Line, Michael E. DeBakey Veterans Affairs Medical Center, and the Departments of Psychiatry and Neurology, Baylor College of Medicine, Houston, Texas. Send correspondence to Dr. Marsh (e-mail: ).