1. Department of Maxillofacial Surgery and Oral Medicine and Pathology Geneva University Hospitals Geneva Switzerland
2. Otorhinolaryngology, Head and Neck Surgery Department Hospices Civils de Lyon Lyon France
3. ENT Department Infirmerie Protestante Caluire France
4. European Sialendoscopy Training Center Geneva Switzerland
5. Division of Geriatrics, Department of Rehabilitation and Geriatrics Geneva University Hospitals and University of Geneva Geneva Switzerland
6. Oral Medicine and Oral and Maxillofacial Pathology Unit, Division of Oral Maxillofacial Surgery, Department of Surgery Geneva University Hospitals, University of Geneva Geneva Switzerland
7. Department of Otorhinolaryngology, Head and Neck Surgery The Chinese University of Hong Kong Hong Kong SAR China
8. Department of Otorhinolaryngology—Head and Neck Surgery Centre Hospitalier de Perpignan Perpignan France
9. Department of Otorhinolaryngology, Head and Neck Surgery, Inselspital Bern University Hospital, University of Bern Bern Switzerland
10. Christiana Care, Thomas Jefferson University Philadelphia Pennsylvania U.S.A.
11. Division of Otolaryngology, Department of Surgery University of Calgary Calgary Alberta Canada
12. Division of Otolaryngology—Head and Neck Surgery University of Montreal, Hôpital du Sacré‐Coeur de Montréal Montreal Canada
13. Department of Surgery University of São Paulo School of Medicine São Paulo Brazil
14. Department of Otolaryngology Deenanath Mangeshkar Hospital and Research Center Pune India
15. Department of Oto‐Rhino‐Laryngology, Head and Neck Surgery Nipppon Medical School Tokyo Japan
16. Department of Otolaryngology Head and Neck Surgery Counties Manukau District Health Board Auckland New Zealand
17. Department of Otorhinolaryngology and Cervicofacial Surgery University Medical Centre Ljubljana Ljubljana Slovenia
18. Department of Otorhinolaryngology–Head & Neck Surgery, Faculty of Medicine Alexandria University Alexandria Egypt
19. Department of Surgery, College of Medicine & Health Sciences Sultan Qaboos University Muscat Oman
20. Hellenic Rhinologic Society Thessaloniki Greece
21. Department of Biomedical, Surgical and Dental Sciences University of Milan, ENT Clinic Fondazione IRCCS Ca’ Granda Ospedale Maggiore Policlinico Milan Italy
22. Faculty of Medicine, Sialendoscopy and Minimal Invasive Surgery Service Rambam Health Care Campus Haifa Israel
23. Head and Neck Surgery, University Hospitals Leuven–Department of Oncology, Section Head and Neck Oncology KU Leuven Leuven Belgium
24. Department of Otorhinolaryngology–Head and Neck Surgery University of Brescia Brescia Italy
25. Director ENT Head and Neck Surgery and Skull Base Surgery St. Vincent's Hospital Melbourne Australia
26. Department of Otorhinolaryngology Dr. Sulaiman Al Habib Hospital Dubai United Arab Emirates
27. Department of Oral and Maxillofacial Surgery Guanghua School of Stomatology, Sun Yat‐sen University Guangzhou PR China
28. Department of Otolaryngology–Head and Neck Surgery Catholic University of Daegu School of Medicine Daegu Republic of Korea
29. Department of Otorhinolaryngology, Head & Neck Surgery, Faculty of Medicine & Health Sciences University Putra Malaysia Serdang Malaysia
30. Division of Oral and Maxillofacial Surgery, Faculty of Dentistry The University of Hong Kong Hong Kong SAR
31. Department of Otolaryngology Head and Neck Surgery Mackay Memorial Hospital Taipei Taiwan
32. School of Medicine Mackay Medical College New Taipei City Taiwan
33. Department of Otorhinolaryngology—Head and Neck Surgery Geneva University Hospitals Geneva Switzerland
34. Department of Dermatology Geneva University Hospitals Geneva Switzerland
35. Department of Allergology and Clinical Immunology Geneva University Hospitals Geneva Switzerland
36. Division of Clinical Immunology and Allergy, Department of Medical Specialties University Hospitals and Medical Faculty Geneva Switzerland