1. Department of Psychiatry; Qiqihar Medical University; Qiqihar Heilongjiang China
2. The China Clinical Research Center for Mental Disorders & Beijing Key Laboratory of Mental Disorders; Beijing Anding Hospital; Capital Medical University; Beijing China
3. Department of Psychiatry; University of Alberta; Edmonton AB Canada
4. Department of Psychiatry & Behavioral Sciences; Johns Hopkins University School of Medicine; Baltimore MD USA
5. Menzies Health Institute Queensland and School of Medicine; Griffith University; Nathan Qld Australia