1. Department of Oral Surgery and Pathology, School of Dentistry Universidade Federal de Minas Gerais (UFMG) Belo Horizonte Brazil
2. Department of Pathology, Biological Sciences Institute Universidade Federal de Minas Gerais (UFMG) Belo Horizonte Brazil
3. Laboratory of Oral and Maxillofacial Pathology, School of Dentistry Federal University of Bahia (UFBA) Salvador Brazil
4. Department of Surgery, Medical School Universidade Federal de Minas Gerais (UFMG) Belo Horizonte Brazil