radiotherapy 105 medicine 24 oncology 20 radiation dosage 15 radiation monitoring 11 body burden 10 dosimeters 9 more ... carcinoma 9 ionizating radiation 8 radiology 7 radiation control 6 radioactive radiation 6 radiobiology 6 medical physics 5 neoplasms 5 malignant tumours 5 cytology 4 physical diagnostic methods 4 history 4 radioactivity protection 4 irradiation 4 therapy 4 urology 4 biomedical engineering 3 diagnosis 3 nuclear safety 3 lung diseases 3 occupational safety and health 3 orthopaedics 3 radioisotopes 3 less ...