1. Department of Otolaryngology, Head and Neck Surgery; Chang Gung Memorial Hospital and Chang Gung University; Taoyuan Taiwan
2. Graduate Institute of Clinical Medical Sciences, College of Medicine; Chang Gung University; Taoyuan Taiwan
3. Department of Otolaryngology, Head and Neck Surgery; Lotung Poh-Ai Hospital; Yilan Taiwan
4. Department of Psychiatry; Chang Gung Memorial Hospital; Taoyuan Taiwan.