Elbers JBW, Gunsch PA, Debets R, Keereweer S, et al. HYpofractionated, dose-redistributed RAdiotherapy with protons and photons to
combat radiation-induced immunosuppression in head and neck squamous cell
carcinoma: study protocol of the phase I HYDRA trial. BMC Cancer 2023;23:541.
PMID: 37312053