1. Department of Otorhinolaryngology, Head and Neck Surgery, OLVG, Amsterdam, The Netherlands
2. Department of Orofacial Pain and Dysfunction, Academic Centre for Dentistry Amsterdam, University of Amsterdam and Vrije Universiteit Amsterdam, Amsterdam, The Netherlands
3. Department of Oral and Maxillofacial Surgery, Amsterdam University Medical Centre, and Academic Centre for Dentistry Amsterdam (ACTA), University of Amsterdam and Vrije Universiteit Amsterdam, Amsterdam, The Netherlands
4. Department of Otorhinolaryngology–Head and Neck surgery, Amsterdam UMC, Amsterdam, The Netherlands
5. Department of Oral and Maxillofacial Surgery, OLVG, Amsterdam, The Netherlands
6. Department of Otorhinolaryngology, Head and Neck Surgery, University of Antwerp, Antwerp, Belgium