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. 2011 Jan 31;342:d124. doi: 10.1136/bmj.d124

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© Olesen et al 2011

This is an open-access article distributed under the terms of the Creative Commons Attribution Non-commercial License, which permits use, distribution, and reproduction in any medium, provided the original work is properly cited, the use is non commercial and is otherwise in compliance with the license. See: http://creativecommons.org/licenses/by-nc/2.0/ and http://creativecommons.org/licenses/by-nc/2.0/legalcode.

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graphic file with name olej809822.f2_default.jpg — Fig 2 Kaplan-Meier estimate of probability of remaining free of thromboembolism with CHADS₂ score 0 and 1. Only patients with CHADS₂ scores 0 and 1 were included, and patients were censored at death for causes other than thromboembolism