1. Department of Oral and Maxillofacial Surgery, Hospital Universitario Central de Asturias (HUCA), Carretera de Rubín s/n, 33011 Oviedo, Spain
2. Instituto de Investigación Sanitaria del Principado de Asturias (ISPA), Instituto Universitario de Oncología del Principado de Asturias (IUOPA), Universidad de Oviedo, Carretera de Rubín s/n, 33011 Oviedo, Spain
3. Department of Surgery, University of Oviedo, Julián Clavería s/n, 33006 Oviedo, Spain
4. Department of Biochemistry, Hospital Universitario Central de Asturias (HUCA), Carretera de Rubín s/n, 33011 Oviedo, Spain
5. Department of Otolaryngology, Hospital Universitario Central de Asturias (HUCA), Carretera de Rubín s/n, 33011 Oviedo, Spain
6. Centro de Investigación Biomédica en Red de Cáncer (CIBERONC), Instituto de Salud Carlos III, Av. Monforte de Lemos 3-5, 28029 Madrid, Spain
7. Department of Pathology, Hospital Universitario Central de Asturias (HUCA), Carretera de Rubín s/n, 33011 Oviedo, Spain
8. Principado de Asturias Biobank, Hospital Universitario Central de Asturias (HUCA), Carretera de Rubín s/n, 33011 Oviedo, Spain
9. Health Research Institute of the Principality of Asturias (ISPA), 33011 Oviedo, Spain
10. Department of Pathology, Hospital Universitario de Cabueñes, Prados 395, 33394 Gijón, Spain