1. Department of Physical Therapy; College of Medicine; National Cheng Kung University; Tainan Taiwan
2. Institute of Allied Health Sciences; College of Medicine; National Cheng Kung University; Tainan Taiwan
3. Department of Internal Medicine; College of Medicine and Hospital; National Cheng Kung University; Tainan Taiwan
4. Department of Anatomy; School of Medicine; China Medical University; Taichung Taiwan