A patient diagnosed with non-Hodgkin lymphoma is about to start external beam radiation therapy (EBRT). As part of the nursing assessment, the nurse records the total radiation dose prescribed by the oncologist. The prescribed dose for this patient is ________ gray (Gy). It is important to monitor the patient for skin reactions and other side effects associated with this amount of radiation. In the case of EBRT, the dose can vary significantly based on the tumor location and the treatment protocol.