Assertion: external beam radiotherapy | /r/CapableOf | direct the radiation
Facets:
value: at the tumour
type: LOCATION
value: from outside the body
type: TRANSITIVE-OBJECT
Source sentences:
text: In contrast to brachytherapy (sealed source radiotherapy) and unsealed source radiotherapy, in which the radiation source is inside the body, external beam radiotherapy directs the radiation at the tumour from outside the body.