Assertion: stent | /r/HasProperty | effective
Facets:
value: at relieving symptoms
type: PURPOSE
value: after the procedure
type: TEMPORAL
value: at preventing future heart attacks
type: PURPOSE
value: generally
type: DEGREE
Source sentences:
text: After the procedure Though stents are generally effective, there’s still a risk that your arteries may close.
text: Many cardiologists have assumed that stents are effective, not only at relieving symptoms but also at preventing future heart attacks, leading many to pursue early cardiac catheterizations for their patients with stable angina.