1. Beijing Key Laboratory of Drug Dependence, National Institute on Drug Dependence Peking University Beijing China
2. Department of Social Work and Social Administration University of Hong Kong Hong Kong China
3. NHC Key Laboratory of Mental Health (Peking University), National Clinical Research Center for Mental Disorders (Peking University Sixth Hospital), Peking University Sixth Hospital, Peking University Institute of Mental Health Beijing China
4. Division of Alcohol and Addiction Psychiatry Baylor College of Medicine Houston Texas
5. Department of Addiction Institute of Psychiatry, Psychology & Neuroscience, King's College London London UK
6. Peking University Shenzhen Hospital Beijing China