1. Department of Orofacial Pain and Dysfunction, Academic Centre for Dentistry Amsterdam (ACTA) University of Amsterdam and Vrije Universiteit Amsterdam Amsterdam The Netherlands
2. Research Department PSYTREC Bilthoven The Netherlands
3. Behavioural Science Institute (BSI) Radboud University Nijmegen The Netherlands
4. Department of Social Dentistry and Behavioural Sciences, Academic Centre for Dentistry Amsterdam (ACTA) University of Amsterdam and Vrije Universiteit Amsterdam Amsterdam The Netherlands
5. School of Health Sciences Salford University Manchester UK
6. Institute of Health and Society University of Worcester Worcester UK
7. School of Psychology Queen's University Belfast UK