1. Rutgers School of Dental Medicine, Newark, NJ, USA
2. Pathology and Cytology Laboratory, Lexington, KY, USA
3. CMO, Center for Oral Pathology, Dallas, TX, USA
4. Oral and Maxillofacial Pathology ProPath, Dallas, TX, USA
5. Oral and Maxillofacial Pathology, UDHS Oral Pathology Laboratory, University of Pittsburgh School of Dental Medicine, Pittsburgh PA, USA