1. Department of Psychiatry, Western Psychiatric Institute and Clinic, University of Pittsburgh School of Medicine, Pittsburgh, USA
2. Third Xiangya Hospital, Xiangya School of Medicine, Central South University, Changsha, China
3. Department of Psychiatry, and National Clinical Research Center for Mental Disorders, The Second Xiangya Hospital, Central South University, Changsha, China
4. Molecular Biology Information Service, Health Sciences Library System, University of Pittsburgh, University of Pittsburgh, Pittsburgh, USA
5. Department of Human Genetics, Graduate School of Public Health, University of Pittsburgh, Pittsburgh, USA
6. Behavioral Health Service Line, Veterans Administration Pittsburgh Healthcare System, Pittsburgh, USA