1. Head and Neck Surgery, Instituto do Câncer do Estado de São Paulo, Hospital das Clínicas, Universidade de São Paulo (Icesp HCFMUSP), São Paulo, Brazil
2. Faculdade Israelita de Ciências da Saúde Albert Einstein, São Paulo, Brazil
3. Universidade de São Paulo (FMUSP), São Paulo, Brazil
4. DOM Oncologia, Divinópolis, Brazil
5. Head and Neck Cancer Reference Center—AC Camargo Cancer Center, São Paulo, Brazil
6. Department of Radiation Oncology, Hospital Sírio-Libanês, São Paulo, Brazil
7. A C Camargo Cancer Center, São Paulo, Brazil
8. Clinical Oncology, Instituto do Câncer do Estado de São Paulo, Hospital das Clínicas, Universidade de São Paulo (Icesp HCFMUSP), São Paulo, Brazil
9. National Cancer Institute, Rio de Janeiro, Brazil
10. INEN-AUNA, Lima, Peru
11. Head and Neck Surgeon, Lima, Peru
12. Barretos Cancer Hospital, Barretos, Brazil
13. University of São Paulo School of Medicine, São Paulo, Brazil
14. Hospital das Clínicas, Universidade de São Paulo (HCFMUSP), São Paulo, Brazil
15. Brazilian National Cancer Institute, Rio de Janeiro, Brazil
16. Profesor Adjunto Catedra de Otorrinolaringologia del Hospital de Clínicas, Montevidéu, Uruguay
17. Instituto Alexander Fleming, Buenos Aires, Argentina
18. Centro de Radioterapia Dean Funes, Córdoba, Argentina
19. Luis Carlos Sarmiento Angulo Cancer Treatment and Research Center (CTIC), Bogotá, Colombia
20. Juravinski Cancer Centre, Department of Oncology, Division of Radiation Oncology, McMaster University, Hamilton, ON, Canada
21. Instituto do Câncer do Estado de São Paulo, Hospital das Clínicas, Universidade de São Paulo (Icesp HCFMUSP), São Paulo, Brazil
22. AC Camargo Cancer Center and Hospital Albert Einstein, São Paulo, Brazil
23. 3Instituto do Câncer do Estado de São Paulo, Hospital das Clínicas da Faculdade de Medicina da Universidade de São Paulo (HCFMUSP), São Paulo, Brazil
24. 4Grupo Oncoclínicas, Rio de Janeiro, Brazil
25. 5Department of Pathology, University of Sao Paulo School of Medicine, São Paulo, Brazil
26. 6University of Pernambuco (UPE), Recife, Brazil
27. Department of Surgical Oncology and Head and Neck Surgery, Division of Surgery, P. Universidad Católica de Chile, Santiago, Chile
28. Grupo Oncoclínicas, Salvador, Brazil
29. Department of Oncology—Queen's University, Kingston, Canada
30. 0Oncoclínicas Recife e Hospital Santa Águeda, Caruaru, Brazil
31. 1Head and Neck Surgeon, Rosario, Argentina
32. 2Medicasur, Mexico City, Mexico
33. 3Instituto Nacional del Cancer, Hospital de Clinicas, Asunción, Paraguay
34. 4Department of Surgery, Universidad de Antioquia, Hospital Alma Mater, Medellin, Colombia
35. 5ESMO Member, Peruvian Society of Medical Oncology (S.P.O.M.) Member, La Molina, Peru
36. 6Head and Neck Surgery and Otorhinolaryngology Department, A. C. Camargo Cancer Center, São Paulo, Brazil
37. 7Ribeirao Preto Medical School, University of Sao Paulo, Ribeirão Preto, Brazil
38. Facultad de Medicina, Pontificia Universidad Catolica de Chile, Santiago, Chile
39. The University of Texas MD Anderson Cancer Center, Houston, TX
40. University of Glasgow, Glasgow, Scotland
41. International Agency for Research on Cancer (IARC/WHO), Genomic Epidemiology Branch, Lyon, France