[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