1. Department of Otolaryngology–Head and Neck Surgery, Foch Hospital, School of Medicine, University Paris Saclay, Paris, France
2. Department of Otolaryngology–Head and Neck Surgery, CHU Saint-Pierre, Université Libre de Bruxelles, Brussels, Belgium
3. Department of Human Anatomy and Experimental Oncology, Faculty of Medicine, UMONS Research Institute for Health Sciences and Technology, University of Mons (UMons), Mons, Belgium
4. Division of Gastroenterology, Hepatology and Endoscopy, Brigham and Women’s Hospital, Harvard Medical School, Boston, Massachusetts, USA
5. Department of Otolaryngology–Head Neck Surgery, Johns Hopkins Hospital, Baltimore, MA, USA
6. Esophageal Institute, Allegheny Health Network, Pittsburgh, Pennsylvania, USA
7. Department of Otorhinolaryngology–Head & Neck Surgery, Hospital Universitario Donostia, San Sebastian, Spain
8. Department of Gastroenterology, CHU Saint-Pierre, Université Libre de Bruxelles, Brussels, Belgium
9. Polyclinique Elsan de Poitiers, Poitiers, France
10. Department of Otolaryngology–Head Neck Surgery, Brigham and Women’s Hospital, Harvard Medical School, Boston, Massachusetts, USA
11. Division of Gastroenterology, Hepatology, and Nutrition, Vanderbilt University Medical Center, Nashville, Tennessee, USA
12. Department of Otorhinolaryngology–Head & Neck Surgery, Medical College of Wisconsin, Milwaukee, Wisconsin, USA