1. Department of Prosthodontics, Center for Implant, Esthetic and Innovative Dentistry Indiana University School of Dentistry Indianapolis Indiana USA
2. TPE, Private Practice Ellecom The Netherlands
3. Periodontics, Melbourne Dental School, Faculty of Medicine The University of Melbourne Melbourne Victoria Australia
4. Division of Oral Restorative and Rehabilitative Sciences University of Western Australia Perth Western Australia Australia
5. Department of Reconstructive Dentistry and Gerodontology University of Bern Bern Switzerland
6. Private Practice Milan Italy
7. Department of Oral and Maxillofacial Surgery, Center for Implant Dentistry University of Florida, College of Dentistry Gainesville Florida USA
8. Discipline of Periodontics, School of Dentistry University of São Paulo São Paulo Brazil
9. Private Practice La Plata Argentina
10. Department of Oral and Maxillofacial Surgery, Center for Implant, Esthetic and Innovative Dentistry Indiana University School of Dentistry Indianapolis Indiana USA
11. Department of Oral and Maxillofacial Surgery Erasmus University Rotterdam The Netherlands
12. Center for Dental Medicine University of Zurich Zurich Switzerland
13. Clinic of Reconstructive Dentistry University of Zurich Zurich Switzerland