(1)Department of Radiation Oncology MAASTRO- GROW School for Oncology and Developmental Biology- Maastricht University Medical Centre+, MAASTRO, Maastricht, The Netherlands;

(1)Aarhus University Hospital, Department of Oncology, Aarhus, Denmark;(2)Aarhus University Hospital, Danish Center for Particle Therapy, Aarhus, Denmark;(3)Odense University Hospital, Department of Oncology, Odense, Denmark;(4)Aarhus University, Unit for Psychooncology and Health Psychology- Institute of Psychology, Aarhus, Denmark;(5)Aarhus University Hospital, Department of Ophthalmology, Aarhus, Denmark;(6)Odense University Hospital, Department of Ophthalmology, Odense, Denmark;(7)Aarhus University Hospital, Department of Oncology- Danish Center for Particle Therapy, Aarhus, Denmark;

(1)UT MD Anderson Cancer Center, Radiation Oncology, Houston- TX, USA;(2)UT MD Anderson Cancer Center, Head and neck surgery, Houston- TX, USA;(3)Center for Translational Cancer Research- Institute of Biosciences and Technology- Texas A&M University, Translational Cancer Research, Houston, USA;(4)UT MD Anderson Cancer Center, Endocrine Neoplasia and Hormonal Disorders, Houston- TX, USA;(5)Baylor College of Medicine, Department of Otolaryngology-Head & Neck Surgery, Houston, USA;

(1)Gustave Roussy, Radiothérapie, Villejuif, France;(2)Centre Hospitalier Intercommunal de Créteil, Radiothérapie, Créteil, France;