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