1. Department of Technology, Capital Institute of Pediatrics, Beijing, China
2. Beijing Physical Examination Center, Beijing, China
3. Department of Otolaryngology-Head and Neck Surgery, Peking Union Medical College Hospital, Peking Union Medical College and Chinese Academy of Medical Sciences, Beijing, China
4. Department of Epidemiology and Statistics, Institute of Basic Medical Sciences, Chinese Academy of Medical Sciences & School of Basic Medicine, Peking Union Medical College, Beijing, China
5. State Key Laboratory of Common Mechanism Research for Major Diseases, Beijing, China