1. Temporomandibular Disorders Clinic; Department of Maxillofacial Surgery; University of Padova; Padova Italy
2. Department of Oral and Maxillofacial Diseases; University of Helsinki; Helsinki Finland
3. Rehabilitation Department; School of Dental Medicine; Tel Aviv University; Tel Aviv Israel
4. Department of Oral Kinesiology; Academic Centre for Dentistry Amsterdam (ACTA); University of Amsterdam and VU University Amsterdam; MOVE Research Institute Amsterdam; Amsterdam The Netherlands