1. Otorhinolaryngology Hospital The First Affiliated Hospital Sun Yat‐sen University Guangzhou China
2. Department of Otolaryngology‐Head and Neck Surgery Guangdong Provincial People's Hospital Guangdong Academy of Medical Sciences Guangzhou China
3. Swiss Institute of Allergy and Asthma Research (SIAF) University of Zurich Davos Switzerland
4. Christine Kühne – Center for Research and Education (CK‐CARE) Davos Switzerland
5. Key Laboratory for Stem Cells and Tissue Engineering Ministry of Education Sun Yat‐Sen University Guangzhou China