1. Division of Oral and Maxillofacial Pathology; School of Dentistry; University of Minnesota; Minneapolis MN USA
2. Department of Diagnostic Sciences; University of Pittsburgh School of Dental Medicine; Pittsburgh PA USA
3. Touro College of Dental Medicine at New York Medical College; Valhalla NY USA
4. Department of Oral Biology and Pathology; Stony Brook University School of Dental Medicine; Stony Brook NY USA
5. Department of Pathology; Loyola University Medical Center; Maywood IL USA
6. Department of Oral and Maxillofacial Pathology, Radiology and Medicine; New York University College of Dentistry-New York; NY USA
7. Department of Pathology; Hofstra North Shore-LIJ School of Medicine-New Hyde Park; NY USA
8. Section of Oral Pathology; New York Presbyterian/Queens; Flushing NY USA
9. Department of Laboratory Medicine and Pathology; University of Minnesota Medical School; University of Minnesota; Minneapolis MN USA