1. Health Management College, Anhui Medical University, Hefei 230032, China
2. Anhui Higher Medical Education Cooperation Committee, Hefei 230032, China
3. Department of Mathematics, Baoshan University, Baoshan 678000, China
4. School of Humanistic Medicine, Anhui Medical University, Hefei, Anhui 230032, China
5. Hospital of Anhui Medical University, Hefei, Anhui, China
6. Clinical Medical College, Anhui Medical University, Hefei 230601, China
7. Department of Psychology, Anhui Medical University, Hefei, Anhui, China