Assertion: ventricular fibrillation | /r/CapableOf | occur as a result of exertion or stress
Facets:
value: suddenly
type: MANNER
value: imbalances in the blood
type: OTHER
Source sentences:
text: Ventricular fibrillation can also occur suddenly as a result of exertion or stress, imbalances in the blood, medicines, or problems with electrical signals in the heart.