1. Department of Prosthetic Dentistry/Dental Materials Science, Institute of Odontology; Sahlgrenska Academy at Göteborg University; Göteborg Sweden
2. Brånemark Clinic; Public Dental Health Service, Region of Västra; Götaland Sweden
3. Private practice, Beirut, Lebanon and Department of Prosthetic Dentistry, St Joseph University; Beirut Lebanon
4. Private practice; Paris France
5. Private practice; Orleans France
6. Training Institute of Advanced Implant Surgery; IFCIA; Paris France