1. Department of Oral Diagnosis and Pathology, School of Dentistry Universidade Federal do Rio de Janeiro Rio de Janeiro Brazil
2. Oral and Maxillofacial Surgeon, Private Practice Fernandópolis Brazil
3. Oral and Maxillofacial Surgeon, Private Practice São José do Rio Preto Brazil
4. Department of Oral Diagnosis, Piracicaba Dental School Universidade Estadual de Campinas Piracicaba Brazil
5. Department of Stomatology A.C. Camargo Cancer Center São Paulo Brazil
6. Dental School Universidade Brasil Fernandópolis Brazil
7. Department of Pathology, School of Dentistry Universidade de São Paulo São Paulo Brazil