The Selective Role of Open and Endoscopic Approaches for Sinonasal Malignant Tumours - López, Fernando (Instituto Universitario de Oncología del Principado de Asturias) ; Shah, Jatin P. (Sechenov University) ; Beitler, Jonathan J. (Maine General Hospital) ; Snyderman, Carl H. (University of Pittsburgh School of Medicine) ; Lund, Valerie (The Royal National Throat Nose and Ear Hospital. UCLH Foundation Trust) ; Piazza, Cesare (University of Brescia (Itàlia)) ; Mäkitie, Antti A. (Helsinki University Hospital) ; Guntinas-Lichius, Orlando (Jena University Hospital (Alemanya)) ; Rodrigo, Juan P. (Instituto Universitario de Oncología del Principado de Asturias) ; Kowalski, Luiz P. (University of São Paulo Medical School. Department of Head and Neck Surgery) ; Quer, Miquel (Institut d'Investigació Biomèdica Sant Pau) ; Shaha, Ashok (Memorial Sloan-Kettering Cancer Center (Nova York, Estats Units d'Amèrica)) ; Homma, Akihiro (Hokkaido University. Graduate School of Medicine) ; Sanabria, Alvaro (CEXCA Centro de Excelencia en Enfermedades de Cabeza y Cuello) ; Ferrarotto, Renata (The University of Texas MD Anderson Cancer Center) ; Lee, Anne W.M. (The University of Hong Kong-Shenzhen Hospital. Clinical Oncology Center) ; Lee, Victor H.F. (The University of Hong Kong-Shenzhen Hospital. Clinical Oncology Center) ; Rinaldo, Alessandra (University of Udine School of Medicine) ; Ferlito, Alfio (International Head and Neck Scientific Group)