1. VA Pittsburgh Behavioral Health, VISN 4 CHERP and VISN 4 MIRECC; University Dr; Pittsburgh PA USA
2. UPMC Western Psychiatric Institute and Clinics; Pittsburgh PA USA
3. Philadelphia Veterans Affairs Medical Center VISN 4 MIRECC; Philadelphia PA USA
4. Section of Geriatric Psychiatry, Department of Psychiatry; University of Pennsylvania; Philadelphia PA USA