1. Center for Surgery and Public Health, Brigham and Women's Hospital, Harvard Medical SchoolHarvard T.N. Chan School of Public Health Boston MA
2. School of Dentistry at the University of Mississippi Medical Center Jackson MS
3. Department of Prosthetic Dentistry/Dental Material ScienceInstitute of Odontology, Sahlgrenska Academy at Göteborg University Göteborg Sweden
4. Brånemark Clinic, Public Dental Health ServiceRegion of Västra Götaland Sweden
5. Department of ProsthodonticsLoma Linda University Loma Linda CA
6. Department of Restorative DentistryUCLA Los Angeles CA
7. Private practice limited to removable and implant prosthodonticsKoka Dental Clinic San Diego CA