1. Shuren International College, Shenyang Medical College, Huanghe North Street, No. 146, Shenyang 110034, China
2. Shenyang Pharmaceutical University, Shenyang 110016, China
3. College of physical education, Yanshan University, Qinhuangdao 066004, China
4. The Second Affiliated Hospital of Shenyang Medical College, The Veterans General Hospital of Liaoning Province, No. 20 Beijiu Road, Heping District, Shenyang 110001, China