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Jaspers Focks J, van Vugt SP, Albers-Akkers MT, Lamfers EJ, Bloem-de Vries LM, Verheugt FW, Brouwer MA
Low performance of bleeding risk models in the very elderly with atrial fibrillation using vitamin K antagonists.
J Thromb Haemost. 2016 Sep;14(9):1715-24