1. Molecular Pathology Area, Faculty of Dentistry; Universidad de la República; Montevideo Uruguay
2. Center of Oral Clinical Examination; Hiroshima University Hospital; Hiroshima Japan
3. Health Care Department; Universidad Autónoma Metropolitana; México City México
4. Department of Oral and Maxillofacial Pathobiology, Institute of Biomedical and Health Sciences; Hiroshima University; Hiroshima Japan
5. Oral Pathology Section, Department of Oral Diagnosis, Piracicaba Dental School; University of Campinas (UNICAMP); Piracicaba Brazil
6. Oral Histopathology Laboratory, Universidad Central de Venezuela; Caracas Venezuela
7. Division of Clinical Pathology, Department Oral and Maxillofacial Reconstructive Surgery, School of Dentistry; Iwate Medical University; Morioka Japan
8. Division of Anatomical and Cellular Pathology, Department of Pathology; Iwate Medical University; Morioka Japan