1. Peking University HuiLongGuan Clinical Medical School, Beijing HuiLongGuan Hospital Beijing China
2. Department of Pharmacy Peking University First Hospital Beijing China
3. Department of Physiology Faculty of Medicine Institute of Biomedicine and Translational Medicine University of Tartu Tartu Estonia
4. Beijing Suicide Research and Prevention Center, WHO Collaborating Center for Research and Training in Suicide Prevention Beijing China
5. Department of Psychiatry Maryland Psychiatric Research Center University of Maryland School of Medicine Baltimore MD USA