1. Department of Otolaryngology; Hospital Universitario Central de Asturias; Oviedo Spain
2. University of Oviedo. Instituto Universitario de Oncología del Principado de Asturias; Oviedo Spain
3. Department of Pathology; Allegiance Health; Jackson Michigan
4. Department of Head and Neck Surgery; The University of Texas MD Anderson Cancer Center; Houston Texas
5. University of Udine School of Medicine; Udine Italy
6. Coordinator of the International Head and Neck Scientific Group