1. Section of Oral Medicine; MC1605; University of Connecticut Health; Farmington CT USA
2. Division of Oral Medicine and Dentistry; Brigham and Women's Hospital; Boston MA USA
3. Department of Oral Medicine, Infection and Immunity; Harvard School of Dental Medicine; Boston MA USA
4. Department of Oral Medicine; University of Pennsylvania School of Dental Medicine; Philadelphia PA USA
5. Division of Oral Medicine; University of Pennsylvania Health System; Philadelphia PA USA
6. Department of Oral & Maxillofacial Surgery and Bluestone Center for Clinical Research; New York University College of Dentistry; New York NY USA
7. Department of Dental Ecology; School of Dentistry; University of North Carolina; Chapel Hill NC USA
8. Division of Biostatistics; School of Public Health; University of Minnesota; Minneapolis MN USA
9. Department of Oral Medicine; Carolinas Medical Center; Charlotte NC USA