1. Oral Diagnosis Department Piracicaba Dental School, University of Campinas (UNICAMP) Piracicaba São Paulo Brazil
2. Oral and Maxillofacial Surgery and Traumatology Service, Clinical Hospital Medical School, University of São Paulo (FMUSP) São Paulo São Paulo Brazil
3. Department of Pathology, Faculty of Medical Sciences University of Campinas Campinas São Paulo Brazil
4. Department of Oral Pathology, School of Dentistry Federal University of Bahia Salvador Bahia Brazil
5. Department of Health State University of Feira de Santana Feira de Santana Bahia Brazil
6. Department of Oral Medicine and Pathology, Faculdade São Leopoldo Mandic Research Institute Campinas São Paulo Brazil