| Alcoholism and Genetics Research Program, University of Pittsburgh Medical Center, Western Psychiatric Institute and Clinic, Pennsylvania 15213, USA. |
| Department of Psychiatry, University of Pittsburgh Medical Center, PA 15213, USA. |
| Department of Psychiatry, University of Pittsburgh Medical Center, PA, USA. |
| Department of Psychiatry, University of Pittsburgh School of Medicine, PA 15213, USA. |
| Department of Psychiatry, University of Pittsburgh School of Medicine, Pennsylvania 15213. |
| Department of Psychiatry, University of Pittsburgh School of Medicine, Pennsylvania, USA. |
| Department of Psychiatry, University of Pittsburgh School of Medicine, Western Psychiatric Institute and Clinic, Pennsylvania, USA. |
| Department of Psychiatry, University of Pittsburgh School of Mediicne, Pennsylvania 15213, USA. |
| University of Pittsburgh Medical Center, Department of Psychiatry, PA 15213, USA. |
| University of Pittsburgh School of Medicine, Department of Psychiatry, Western Psychiatric Institute and Clinic, Pennsylvania 15213. |