Assertion: atrial fibrillation | /r/CapableOf | affect more than 3 million people
Facets:
value: in the united states
type: LOCATION
value: alone
type: MANNER
Source sentences:
text: Atrial fibrillation is the most common type of sustained abnormal heart rhythm (arrhythmia), affecting more than 3 million people in the United States.
text: Atrial fibrillation is the most common type of SVT, affecting more than 3 million people in the United States alone.