1 Department of Otorhinolaryngology, Donostia University Hospital, Biodonostia Research Institute, Osakidetza, 20014, San Sebastian, Spain. chiesaestomba86@gmail.com.
3 Department of Otorhinolaryngology, Head and Neck Surgery, Hospital Universitari Bellvitge, Barcelona, Spain. chiesaestomba86@gmail.com.
4 Institut d'Investigació Biomèdica de Bellvitge (IDIBELL), Barcelona, Spain. chiesaestomba86@gmail.com.
5 Head & Neck Study Group of Young-Otolaryngologists of the International Federations of Oto-Rhino-Laryngological Societies (YO-IFOS), Paris, France. chiesaestomba86@gmail.com.
6 Young Confederation of European Otorhinolaryngology, Head and Neck Surgery, Vienna, Austria. chiesaestomba86@gmail.com.
7 Division of Laryngology and Broncho-Esophagology, Department of Otolaryngology and Head and Neck Surgery, EpiCURA Hospital, UMONS Research Institute for Health Sciences and Technology, University of Mons, Mons, Belgium.
8 Department of Otorhinolaryngology, Head and Neck Surgery, Hospital Universitari Bellvitge, Barcelona, Spain.
9 Institut d'Investigació Biomèdica de Bellvitge (IDIBELL), Barcelona, Spain.
10 Head & Neck Study Group of Young-Otolaryngologists of the International Federations of Oto-Rhino-Laryngological Societies (YO-IFOS), Paris, France.
11 Maxillofacial Surgery Operative Unit, Department of Medicine, Surgery and Pharmacy, University of Sassari, Sassari, Italy.
12 Biomedical Sciences Department, School of Biomedical Sciences, University of Sassari, Sassari, Italy.
13 Department of Head-Neck Surgery, Otolaryngology, Head-Neck and Oral Surgery Unit, Morgagni Pierantoni Hospital, 47121, Forlì, Italy.
14 Otorhinolaryngology, Head and Neck Surgery Department, Complexo Hospitalario Universitario A Coruña (CHUAC), 15006, A Coruña, Galicia, Spain.
15 ENT and Cervicofacial Surgery Department, Hospital Universitario Fundación Jiménez Díaz, Madrid, Spain.
16 Otorhinolaryngology Department, Faculty of Medicine, Universidad Alfonso X el Sabio, Madrid, Spain.
17 Department of Otorhinolaryngology, Donostia University Hospital, Biodonostia Research Institute, Osakidetza, 20014, San Sebastian, Spain.
18 Otorhinolaryngology Department, Faculty of Medicine, Deusto University, Bilbo, Spain.