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Systemic radiation therapy
Pronunciation
Definition 1
A type of radiation therapy in which a radioactive substance, such radioactive idoine or a radioactively labeled monoclonal antibody, is swallowed or injected into the body and travels through the blood, locating and killing tumor cells. (NCI Dictionary)
Definition 2
Radiation therapy in which radioactive drugs are administered orally or through an injection then circulate through the blood and collect in tumor sites where they kill cancer cells. (NCI Thesaurus)
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