1. Department of Oral Diagnosis Piracicaba Dental School State University of Campinas (UNICAMP) Piracicaba Brazil
2. School of Medicine University of Ribeirão Preto (UNAERP) Ribeirão Preto Brazil
3. Hematology Division, Department of Medical Images, Hematology, and Clinical Oncology University of São Paulo at Ribeirão Preto Medical School Ribeirão Preto Brazil
4. Department of Oral Diagnosis and Pathology, School of Dentistry Federal University of Rio de Janeiro (UFRJ) Rio de Janeiro Brazil
5. Department of Biosciences, Piracicaba Dental School State University of Campinas (UNICAMP) Piracicaba Brazil
6. Department of Clinical Oncology, A. C. Camargo Cancer Center São Paulo Brazil
7. Department of Clinical Oncology Hospital Amaral Carvalho São Paulo Brazil
8. Department of Otorhinolaryngology and Head and Neck Surgery A. C. Camargo Cancer Center São Paulo Brazil
9. Department of Head and Neck Surgery Medical School, University of São Paulo São Paulo Brazil