1. Department of Otolaryngology Head and Neck Surgery Linkou Chang Gung Memorial Hospital Taoyuan Taiwan
2. College of Medicine Chang Gung University Taoyuan Taiwan
3. Department of Physical Medicine and Rehabilitation Chang Gung Memorial Hospital at Linkou Taoyuan Taiwan
4. Center of Vascularized Tissue Allograft Chang Gung Memorial Hospital at Linkou Taoyuan Taiwan
5. Healthy Aging Research Center Chang Gung University Taoyuan Taiwan
6. Graduate School of Management Ming Chuan University Taipei Taiwan
7. Department of Plastic and Reconstructive Surgery Linkou Chang Gung Memorial Hospital Taoyuan Taiwan