1. Office for Complementary and Alternative Medicine in Dentistry, Orthodontics and Oral Health, Bregenz, Austria
2. Clinical Division of Prosthodontics, University Clinic of Dentistry, Medical University of Vienna, Vienna, Austria
3. Department of Research in Occlusion Medicine, Vienna School of Interdisciplinary Dentistry VieSID, Klosterneuburg, Austria
4. Center of Clinical Research, University Clinic of Dentistry, Medical University of Vienna, Vienna, Austria
5. Department of Evolutionary Anthropology, University of Vienna, Vienna, Austria
6. Institute Evolutionary Medicine, University of Zurich, Zurich, Switzerland