1. Division of Rhinology, Department of Otolaryngology Chang Gung Memorial Hospital Linkou Taiwan
2. School of Medicine, Chang Gung University Taoyuan Taiwan
3. Graduate Institute of Clinical Medical Sciences, College of Medicine, Chang Gung University Taoyuan Taiwan
4. Department of Otolaryngology—Head and Neck Surgery Chang Gung Memorial Hospital and Chang Gung University Keelung Taiwan
5. Department of Neurosurgery Chang Gung Memorial Hospital Linkou Taiwan
6. Department of Biomedical Engineering National Taiwan University Taipei Taiwan
7. Department of Otolaryngology Xiamen Chang Gung Hospital Xiamen China