1. Section of Orofacial Pain and Jaw Function; Department of Dentistry; Faculty of Health Sciences; Aarhus University; Denmark
2. Scandinavian Center for Orofacial Neurosciences (SCON); Aarhus Denmark
3. Division of Community Medicine; Department of Medical and Health Sciences; Faculty of Health Sciences; Pain and Rehabilitation Center; Anaesthetics, Operations and Specialty Surgery Center; County Council of Östergötland; Linköping University; Sweden
4. Section of Orofacial Pain and Jaw Function; Department of Dental Medicine; Karolinska Institute; Huddinge Sweden
5. Faculty of Pharmaceutical Sciences; The University of British Columbia; Vancouver Canada