Assertion: cesium's isotope | /r/ObjectUse | used in radiation therapy
Facets:
value: prostate cancer
type: TRANSITIVE-OBJECT
Source sentences:
text: a radioactive isotope ( cesium-137 ) with a half-life of 30.17 years is produced by fission and is used in cancer research, radiation therapy, etc.
text: Radioactive isotopes of cesium have long been used for radiation treatment of, for example, prostate cancer.
text: The isotope 137 Cesium is used in radiation therapy for certain types of cancer.
text: Radioactive isotopes of cesium have long been used for radiation treatment of, for example, prostate cancer.