1. Institute of Allied Health Sciences, College of Medicine, National Cheng Kung University, Tainan, Taiwan
2. Department of Physical Therapy, College of Medicine, National Cheng Kung University, Tainan, Taiwan
3. Department of Physical Therapy, Faculty of Associated Medical Sciences, Chiang Mai University, Chiang Mai, Thailand
4. Physical Therapy Center, National Cheng Kung University Hospital, Tainan, Taiwan