1. Liverpool Head and Neck Center Liverpool University Hospitals NHS Foundation Trust Liverpool UK
2. Department of Otolaryngology‐Head and Neck Surgery Meir Medical Center Kfar Saba Israel
3. Sackler Faculty of Medicine Tel Aviv University Tel Aviv Israel
4. Faculty of Medicine Baskent University Ankara Turkey
5. Hospital Central Militar Mexico City Mexico
6. The Human Anatomy Resource Center University of Liverpool Liverpool UK