1. Department of Pathology; Biological Sciences Institute; Universidade Federal de Minas Gerais (UFMG); Belo Horizonte Brazil
2. Department of Dentistry, Health and Biological Sciences Institute; Universidade Federal de Sergipe (UFS); Aracaju Brazil
3. Department of Oral Surgery and Pathology; School of Dentistry; Universidade Federal de Minas Gerais (UFMG); Belo Horizonte Brazil
4. Department of Oral Pathology; School of Dentistry; Universidade Federal da Bahia (UFBA); Salvador Brazil