NCT00983697 2020-10-23ACRIN6685American College of Radiology Imaging NetworkPhase NA Unknown292 enrolled
NCT02976051 2020-10-20DAHANCA 33: Image Guided Dose-escalated Radiotherapy to Patients With Hypoxic HNSCCDanish Head and Neck Cancer GroupPhase 2 Unknown60 enrolled
NCT03981068 2020-09-25DAHANCA 37. Re-irradiation With Proton RadiotherapyDanish Head and Neck Cancer GroupPhase NA Unknown20 enrolled