Ebai, F. B., & Mohiuddin, A. (2021). Failure of non-vitamin K antagonist oral anticoagulants in preventing stroke in elderly patient: a case report of multiple strokes on standard of care treatment for atrial fibrillation. Archive of Clinical Cases, 8(1), Arch Clin Cases 2021; 8(1):1-6. https://doi.org/10.22551/2021.30.0801.10177