1. Department of Otolaryngology-Head and Neck Surgery, Edith Wolfson Medical Center, Sackler School of Medicine, Tel Aviv University, Holon, Israel;
2. Reuth Rehabilitation Hospital, Sackler School of Medicine, Tel Aviv University, Tel Aviv, Israel;
3. Department of Otolaryngology-Head and Neck Surgery, Sackler School of Medicine, Tel Aviv University, Assuta Ashdod University Hospital, Ashdod, Israel