Runsen Chen1, Mei Liao2, Jianjun Ou3. 1. Department of Psychiatry and Mental Health Institute, Second Xiangya Hospital, Central South University, Chinese National Clinical Research Centre on Mental Disorders, Changsha, Hunan 410011, China; Hunan Key Laboratory of Psychiatric and Mental Health, Chinese National Clinical Research Centre on Mental Disorders, Changsha, Hunan, China; Department of Psychiatry, University of Oxford, UK. 2. Department of Psychiatry and Mental Health Institute, Second Xiangya Hospital, Central South University, Chinese National Clinical Research Centre on Mental Disorders, Changsha, Hunan 410011, China; Hunan Key Laboratory of Psychiatric and Mental Health, Chinese National Clinical Research Centre on Mental Disorders, Changsha, Hunan, China. 3. Department of Psychiatry and Mental Health Institute, Second Xiangya Hospital, Central South University, Chinese National Clinical Research Centre on Mental Disorders, Changsha, Hunan 410011, China; Hunan Key Laboratory of Psychiatric and Mental Health, Chinese National Clinical Research Centre on Mental Disorders, Changsha, Hunan, China. Electronic address: oujianjun@csu.edu.cn.