1. University College London and Royal National Ear Nose and Throat and Eastman Dental Hospitals, University College London Hospitals NHS Foundation Trust London UK
2. Head and Neck Department Fundacion Valle del Lili Cali Colombia
3. Center for Voice and Swallowing, Department of Otolaryngology‐Head and Neck Surgery University of California, Davis Sacramento California U.S.A.
4. Transplant Department Universidad de Antioquia Medellin Colombia
5. Department of Otorhinolaryngology‐Head and Neck Surgery University of Pennsylvania Philadelphia Pennsylvania USA
6. Anesthesiology Department Fundación Valle del Lili Cali Colombia
7. Department of Oncological and Reconstructive Surgery Maria Sklodowska‐Curie Memorial Cancer Centre and Institute of Oncology Gliwice Poland
8. Department of Otolaryngology Head & Neck Surgery, Head & Neck Institute Cleveland Clinic Cleveland Ohio U.S.A.