1. Centre for Oral RehabilitationÖstergötland County Council Linköping Sweden
2. Faculty of Odontology Malmö University Malmö Sweden
3. Scandinavian Center for Orofacial Neurosciences (SCON) Huddinge Sweden
4. Division of Oral Diagnostics and Rehabilitation Department of Dental Medicine Karolinska InstitutetScandinavian Center for Orofacial Neuroscience (SCON) Huddinge Sweden