Assertion: vitamin e's use | /r/CapableOf | reduce the drug's effect
Facets:
value: during chemotherapy
type: TEMPORAL
Source sentences:
text: There is concern that use of antioxidants, such as vitamin C, during chemotherapy might reduce the drug's effect.
text: There is concern that use of antioxidants, such as vitamin C, during chemotherapy might reduce the drug's effect.