1. Maxillofacial Surgery Operative Unit, Department of Medical, Surgical and Experimental Sciences University of Sassari Sassari Italy
2. Department of Medicine and Surgery University of Enna Kore Enna Italy
3. Otorhinolaryngology, Head and Neck Surgery Department, Complexo Hospitalario Universitario A Coruña (CHUAC) A Coruña Spain
4. Otolaryngology Unit, Department of Health Sciences, Santi Paolo e Carlo Hospital University of Milan Milan Italy
5. Department of Otorhinolaryngology‐Head & Neck Surgery Hospital Universitario Donostia San Sebastian Spain
6. Department of Surgery, Mons School of Medicine, UMONS Research Institute for Health Sciences and Technology University of Mons (UMons) Mons Belgium
7. Department of Otolaryngology‐Head Neck Surgery Elsan Hospital Paris France