1. Oral Pathology Section Department of Oral Diagnosis Piracicaba Dental School University of Campinas (UNICAMP) Piracicaba SP Brazil
2. Oral Oncology Center São Paulo State University (UNESP)School of Dentistry Araçatuba SP Brazil
3. Department of Oral Surgery and Pathology School of Dentistry Universidade Federal de Minas Gerais Belo Horizonte MG Brazil
4. Fundação de Beneficência Hospital de Cirurgia (FBHC) Aracaju SE Brazil
5. Laboratory of Morphology and Experimental Pathology Institute of Technology and Research Tiradentes University (UNIT) Aracaju SE Brazil