1. Department of Physical Education, Xi’an Polytechnic University, Shaanxi, People’s Republic of China
2. Department of General Education, Shandong First Medical University & Shandong Academy of Medical Sciences, Tai’an, People’s Republic of China
3. Department of Physical Education, Xinyang University, Xinyang, People’s Republic of China
4. College of Sports Medicine and Rehabilitation, Shandong First Medical University & Shandong Academy of Medical Sciences, Tai’an, People’s Republic of China