1 LPR Study group of the Young Otolaryngologists of International Federation of Otorhinolaryngological Societies (YO-IFOS), Paris, France.
2 Department of Anatomy and Experimental Oncology, Mons School of Medicine, UMONS Research Institute for Health Sciences and Technology, University of Mons (UMons), Mons, Belgium.
3 Department of Otorhinolaryngology and Head and Neck Surgery, CHU de Bruxelles, CHU Saint-Pierre, Université Libre de Bruxelles, Brussels, Belgium.
4 Department of Otolaryngology-Head Neck Surgery, Polyclinique Elsan de Poitiers, Poitiers, France.
5 Department of Gastoenterology & Endoscopy, CHU de Bruxelles, CHU Saint-Pierre, Université Libre de Bruxelles, Brussels, Belgium.