1 Department of Oral Kinesiology, Academic Centre for Dentistry Amsterdam (ACTA), MOVE Research Institute Amsterdam, University of Amsterdam and VU University Amsterdam, Amsterdam, The Netherlands. f.lobbezoo@acta.nl.
2 Department of Oral Kinesiology, Academic Centre for Dentistry Amsterdam (ACTA), MOVE Research Institute Amsterdam, University of Amsterdam and VU University Amsterdam, Amsterdam, The Netherlands.
3 Department of Oral and Maxillofacial Surgery, Tjongerschans Hospital, Heerenveen, The Netherlands.
4 Department of Oral and Maxillofacial Surgery, University Medical Center Groningen, Groningen, The Netherlands.
5 Department of Oral and Maxillofacial Surgery, Academic Medical Center (AMC) and Academic Centre for Dentistry Amsterdam (ACTA), University of Amsterdam and VU University Amsterdam, Amsterdam, The Netherlands.
6 Department of Otorhinolaryngology, Head and Neck Surgery, OLVG West, Amsterdam, The Netherlands.
7 Department of Otorhinolaryngology, Head and Neck Surgery, Faculty of Medicine and Health Sciences, Antwerp University Hospital (UZA), Antwerp, Belgium.