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. 2019 Nov 11;140(24):1971–1980. doi: 10.1161/CIRCULATIONAHA.119.042918

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© 2019 The Authors.

Circulation is published on behalf of the American Heart Association, Inc., by Wolters Kluwer Health, Inc. This is an open access article under the terms of the Creative Commons Attribution License, which permits use, distribution, and reproduction in any medium, provided that the original work is properly cited.

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Figure 1. — Relationship between prerandomization stress echocardiography score and prerandomization FFR and iFR. A, Relationship between prerandomization stress echocardiography score and prerandomization FFR. B, Relationship between prerandomization stress echocardiography score and prerandomization iFR. echo indicates echocardiography; FFR, fractional flow reserve; and iFR, instantaneous wave-free ratio.