1. Excellence in Dentistry research group; Paris France
2. Department of Prosthetics; Hôpital Charles Foix; Paris Descartes University; Paris France
3. Department of Prosthetics; Hôpital Bretonneau; Paris Descartes University; Paris France
4. OBL, Department of Surgical Sciences; University of Cagliari; Cagliari Italy
5. Oral Rehabilitation Center; American Hospital of Paris; Paris France
6. Laboratoire Didier Raux; Paris France