1. Department of Oral Diagnosis Piracicaba Dental School University of Campinas Piracicaba São Paulo Brazil
2. Department of Pathology and Parasitology Institute of Biomedical Sciences Federal University of Alfenas (UNIFAL‐MG) Alfenas Minas Gerais Brazil
3. Oral Pathology and Oral Medicine Dentistry School Western Paraná State University Cascavel Paraná Brazil
4. Biomedicine University José do Rosário Vellano (UNIFENAS) Varginha Minas Gerais Brazil
5. Department of Pathology University of Helsinki Helsinki Finland
6. Institute of Biomedicine, Pathology University of Turku Turku Finland
7. Cancer and Translational Medicine Research Unit Faculty of Medicine and Medical Research Centre Oulu Oulu University Hospital University of Oulu Oulu Finland
8. Institute of Oral and Maxillofacial Disease University of Helsinki Helsinki Finland
9. Department of Pathology Helsinki University Hospital HUSLAB Helsinki Finland