1. Department of Medicine and Food, Sichuan Vocational College of Health and Rehabilitation, Zigong, 643000 Sichuan, China
2. Department of Education and Physical, Sichuan Vocational College of Health and Rehabilitation, Zigong, 643000 Sichuan, China
3. Nursing Department, Sichuan Vocational College of Health and Rehabilitation, Zigong, 643000 Sichuan, China