CONFLICT OF INTEREST
All authors disclosed no conflicts of interest.
Lixing Tang1
Pengpeng Wang1
Xiaojian Yang1
Jinchi Zhao2
Chong Pang3
Li Xiang4
Wentong Ge1
1Department of Otolaryngology Head and Neck Surgery,
Beijing Children’s Hospital, Capital Medical University, National Center
for Children’s Health, Beijing, China
2Department of Otorhinolaryngology, the Fourth
Hospital of Baotou, Baotou, China
3Department of Otorhinolaryngology, Capital Institute
of Pediatrics affiliated Children’s hospital, Beijing, China
4Department of Allergy, Beijing Children’s Hospital,
Capital Medical University, National Center for Children’s Health,
Beijing, China