Assertion: persistent atrial fibrillation | /r/CapableOf | last for more than a week
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Source sentences:
text: Persistent atrial fibrillation lasts for more than a week, and while it may stop on its own, it frequently requires treatment.
text: Some patients with paroxysmal atrial fibrillation (the type that comes and goes, as compared to persistent atrial fibrillation, which can stay for more than a week) also have right atrial flutter.