Assertion: aortic stenosis's symptom | /r/HasProperty | sudden death
Facets:
value: in 4% of as sufferers
type: OTHER
value: during arduous hard work
type: TEMPORAL
Source sentences:
text: In a low percentage of the patients, the first symptom is sudden death, usually during arduous hard work
text: In 4% of AS sufferers the first symptom is sudden death