Assertion: brain tumor's cancer cell | /r/CapableOf | begin in other parts of the body
Facets:
Source sentences:
text: Metastatic tumors are formed by cancer cells that begin in other parts of the body and spread to the brain or spinal cord.
text: Treatment for metastatic brain tumors, which are tumors formed by cancer cells that begin in other parts of the body and spread to the brain, is not discussed in this summary.