1. Department of Nursing, National Tainan Junior College of Nursing, Tainan, Taiwan
2. Institute of Allied Health Sciences, College of Medicine, National Cheng Kung University, Tainan, Taiwan
3. Department of Orthopedic Surgery, Wan Fang Hospital, Taipei Medical University, Taipei, Taiwan
4. Department of Orthopedic Surgery, School of Medicine, College of Medicine, Taipei Medical University, Taipei, Taiwan
5. International Gaming Research Unit, Psychology Department, Nottingham Trent University, Nottingham, UK