1. Department of Otolaryngology–Head and Neck Surgery, Sheba Medical Center, Tel-Hashomer, Israel
2. Sackler Faculty of Medicine, Tel Aviv University, Tel Aviv, Israel
3. Department of Otolaryngology, Ospedale Niguarda, Milan, Italy
4. Department of Otolaryngology–Head and Neck Surgery, Rabin Medical Center, Petah Tikva, Israel
5. ARM Center of Otolaryngology–Head and Neck Surgery, Assuta Medical Center, Tel Aviv, Israel
6. Department of Otorhinolaryngology, Ospedale San Giuseppe IRCCS Multimedica, Milan, Italy
7. Department of Clinical Sciences and Community Health, University of Milan, Milan, Italy