Radiotherapy and oncology : journal of the European Society for Therapeutic Radiology and Oncology
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To determine the efficacy and feasibility of carbon ion radiotherapy (C-ion RT) for prostate cancer. ⋯ The effectiveness of C-ion RT for prostate cancer has been well confirmed. Based on these results, new study of a C-ion RT modified for the administration strategy of ADT according to the patient risk has been started by dividing patients into 3 groups, high-risk, intermediate-risk, and low-risk.