1. Department of Population Health Sciences, Weill Cornell Medicine/NewYork-Presbyterian, New York
2. Department of Social Work and Social Administration, The University of Hong Kong, Hong Kong
3. Hong Kong Jockey Club Centre for Suicide Research and Prevention, The University of Hong Kong, Hong Kong
4. College of Social Work, University of Kentucky, Lexington
5. School of Public Health, University of California, Berkeley
6. Department of Psychiatry, Columbia University Irving Medical Center, Columbia University, New York, New York
7. Department of Radiology, Columbia University Irving Medical Center, Columbia University, New York, New York
8. Division of Molecular Imaging and Neuropathology, New York State Psychiatric Institute, New York