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Gharacholou, S.M., Becker, R.C. Warfarin in vulnerable older adults with atrial fibrillation. J Thromb Thrombolysis 27, 461–464 (2009). https://doi.org/10.1007/s11239-009-0344-0
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DOI: https://doi.org/10.1007/s11239-009-0344-0