1. Department of Allergy Beijing Shijitan Hospital Capital Medical University Beijing China
2. Department of Otolaryngology Head and Neck Surgery Beijing TongRen Hospital Beijing Key Laboratory of Nasal Diseases Beijing Institute of Otolaryngology Capital Medical University Beijing China
3. Department of Pharmacy Beijing Shijitan Hospital Capital Medical University Beijing China
4. Department of Nephrology Beijing Shijitan Hospital Capital Medical University Beijing China
5. State Key Laboratory of Vegetation and Environmental Change Institute of Botany Chinese Academy of Sciences Beijing China
6. 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
7. Department of Science and Technology Beijing Shijitan Hospital Capital Medical University Beijing China
8. Tongliao Hospital Tongliao, Inner Mongolia China
9. Jarud People's Hospital Jarud Banner, Tongliao, Inner Mongolia China
10. Kailu People's Hospital Kailu County, Tongliao, Inner Mongolia China
11. Erenhot Community Health Service Center Erenhot, Inner Mongolia China
12. Duolun People's Hospital Duolun, Inner Mongolia China
13. Xiwu People's Hospital Xiwu Banner Inner Mongolia China
14. Xilingol Mongolian Hospital Xilinhot, Inner Mongolia China
15. Department of Urology Beijing Shijitan Hospital Capital Medical University Beijing China
16. Department of Otolaryngology Yong Loo Lin School of Medicine National University of Singapore Singapore Singapore