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. 2021 May 25;134(19):2293–2298. doi: 10.1097/CM9.0000000000001515

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Survival free from ischemic stroke/SE by CAS and CHA₂DS₂-VA stroke risk groups. (A) CAS risk score and (B) CHA₂DS₂-VA risk score. CAS: Congestive heart failure or left ventricular dysfunction, age, and prior stroke; SE: Systemic embolism.