1. Department of Orofacial Pain and Jaw Function Malmö University Malmö Sweden
2. Department of Odontology/Clinical Oral Physiology Umeå University Umeå Sweden
3. Department of Orofacial Pain and Dysfunction Academic Centre for Dentistry Amsterdam Amsterdam The Netherlands
4. Department of Clinical Neuroscience Division of Psychology Karolinska Institutet Stockholm Sweden
5. The University of Sydney Westmead Initiative The University of Sydney Sydney Australia