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