1. Laryngopharyngeal Reflux Study Group of Young Otolaryngologists of the International Federation of Oto‐Rhino‐Laryngological Societies Paris France
2. Department of Human Anatomy and Experimental Oncology, Faculty of Medicine UMONS Research Institute for Health Sciences and Technology, University of Mons Mons Belgium
3. Department of Otorhinolaryngology and Head and Neck Surgery Foch Hospital, School of Medicine, UFR Simone Veil, Université Versailles Saint‐Quentin‐en‐Yvelines (Paris Saclay University) Paris France
4. Department of Otorhinolaryngology and Head and Neck Surgery CHU de Bruxelles, CHU Saint‐Pierre, School of Medicine, Université Libre de Bruxelles Brussels Belgium
5. Department of Otolaryngology Polyclinique Elsan de Poitiers Poitiers France
6. Department of Gastroenterology CHU Saint‐Pierre, Université Libre de Bruxelles Brussels Belgium
7. Department of Otorhinolaryngology and Head and Neck Surgery CHU de Liège, University of Liège Liège Belgium