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. 2015 Sep 2;132(18):1719–1725. doi: 10.1161/CIRCULATIONAHA.115.017119

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© 2015 The Authors.

Circulation is published on behalf of the American Heart Association, Inc., by Wolters Kluwer. This is an open access article under the terms of the Creative Commons Attribution Non-Commercial-NoDervis License, which permits use, distribution, and reproduction in any medium, provided that the original work is properly cited, the use is noncommercial, and no modifications or adaptations are made.

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Figure 1. — Flow diagram of the study. CPEX indicates cardiopulmonary exercise testing; ECHO, echocardiography; HFpEF, heart failure with preserved ejection fraction; and MRI, magnetic resonance imaging.