1. Department of Psychiatry, Yale School of Medicine, New Haven (Steiner, Belisle, Cahill, Garcia-Vassallo, Johnson, Lukens, Oliva, Pedersen, Wilkins); Connecticut Mental Health Center, New Haven (Steiner, Belisle, Cahill, Johnson, Oliva, Pedersen, Shetler, Wassmer); U.S. Department of Veterans Affairs, Connecticut Healthcare System, West Haven (Garcia-Vassallo, Lukens, Wilkins).