1. Oral Diagnosis Department Piracicaba Dental School Universidade Estadual de Campinas Piracicaba Brazil
2. Laboratory of Oral Histopathology Health Sciences Faculty University of Brasilia Brasilia Brazil
3. Molecular Pathology Area School of Dentistry Universidad de la República (UDELAR) Montevideo Uruguay
4. Department of Oral Pathology Dental School Universidade Federal do Rio Grande do Sul Porto Alegre Brazil
5. Diagnostic Center for Oral Diseases Dental School Universidade Federal de Pelotas Pelotas Brazil
6. Dental School University Brasil Fernandópolis Brazil
7. Unit of Oral and Maxillofacial Pathology School of Clinical Dentistry University of Sheffield Sheffield UK