Protocol for the SEHNeCa randomised clinical trial assesing Supervised Exercise for Head and Neck Cancer patients. - Rodriguez-Arietaleanizbeaskoa, M.; Mojas Ereño, E; Arietaleanizbeaskoa, MS; Grandes, G.; Rodríguez Sánchez, A; Urquijo, V.; Hernando Alday, I; Dublang, M.; Angulo-Garay, G.; Cacicedo, J.; Rodriguez-Arietaleanizbeaskoa, Mario; Mojas Ereño, Egoitz; et al. (BMC Cancer, 2023)