Assertion: aortic stenosis | /r/CreatedBy | a birth defect
Facets:
value: commonly
type: TEMPORAL
Source sentences:
text: Aortic stenosis can be caused by a birth defect, rheumatic fever or radiation therapy.
text: It is commonly caused by the aging process and occasionally by a birth defect, rheumatic fever, or radiation therapy.
text: Aortic Stenosis can be caused by rheumatic fever, radiation therapy, or a birth defect.