1 Department of Head and Neck Surgery and Otorhinolaryngology, A.C. Camargo Cancer Center and National Institute of Science and Technology on Oncogenomics (INCITO), Sao Paulo, Brazil.
2 Department of Oral Diagnosis, School of Dentistry, University of Campinas, Sao Paulo, Brazil.
3 Cancer and Translational Medicine Research Unit, University of Oulu, Oulu, Finland.
4 Department of Oral and Maxillofacial Diseases, University of Helsinki, Helsinki, Finland.
5 Center of Boldrini Children's Hospital, Campinas, Brazil.
6 Otolaryngology-Head and Neck Surgery Department, Jewish General Hospital-Segal Cancer Center, McGill University, Montreal, Canada.
7 Segal Cancer Centre, Lady Davis Institute for Medical Research, McGill University, Montreal, Canada.