1. Department of Otolaryngology, Head and Neck Surgery Chang Gung Memorial, Linkou branch Taoyuan Taiwan
2. Department of Nutrition and Health Sciences Chang Gung University of Science and Technology Taoyuan Taiwan
3. Department of Otolaryngology, Head and Neck Surgery Chang Gung Memorial, Keelung branch Keelung Taiwan
4. Division of Rheumatology, Allergy and Immunology Chang Gung Memorial Hospital Taoyuan Taiwan
5. Division of Rheumatology, Orthopaedics and Dermatology University of Nottingham Nottingham UK
6. Department of Public Health, College of Medicine Chang Gung University Tao‐Yuan Taiwan
7. Graduate Institute of Clinical Medical Sciences Chang Gung University Taoyuan Taiwan