1. The First Clinical College, Chongqing Medical University, Chongqing, P.R. China
2. Department of Science and Education, People’s Hospital of Macheng, Hubei, P.R. China
3. Mental Health Center, Renmin Hospital of Wuhan University, Wuhan, P.R. China
4. The First Clinical College, Southern Medical University, Guangdong, P.R. China