1. ETEP Research Group, Faculty of Odontology University Complutense of Madrid Madrid Spain
2. Clinica Noguerol Granada Spain
3. Clinic of Fixed & Removable Prosthodontics and Dental Material Science Zurich Switzerland
4. OMF Surgery George‐Augusta‐University Göttingen Germany
5. Cabinet RENOUARD Paris France
6. Universidad de Oviedo, Section of Periodontology University Clinic of Dentistry Oviedo Spain
7. Eastman Dental Hospital University Policlinic Umberto I Rome Rome Italy
8. Dental Medicine Karolinska Institutet Solna Sweden
9. Université de Corse Pascal Paoli Corte France
10. Department of Periodontology University of Lisbon Lisbon Portugal
11. Cosmodent Center for Dentistry and Dental Implants Istanbul Turkey
12. Department of Reconstructive Dentistry University of Iceland Reykjavik Iceland
13. Division of Fixed Prosthodontics and Occlusion University of Geneva Geneva Switzerland
14. The London Center for Implant and Aesthetic Dentistry London UK
15. Brånemark Osseointegration Center Las Palmas Spain
16. The University of Western Australia Crawley Western Australia Australia
17. University of Lisbon School of Dental Medicine Lisbon Portugal