Assertion: fibrillation's heart rate | /r/AtLocation | atrial fibrillation
Facets:
Source sentences:
text: Most commonly, the heart rate will be unusually fast with this condition; but it is possible for the heart rate to be within accepted limits or slower and still be in atrial fibrillation.
text: First, it is possible for someone’s heart rate to be slow and still be in atrial fibrillation.