Effect of phosphodiesterase-5 inhibition on exercise capacity and clinical status in heart failure with preserved ejection fraction: a randomized clinical trial.
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Redfield MM, et al. Among authors: hernandez af.
JAMA. 2013 Mar 27;309(12):1268-77. doi: 10.1001/jama.2013.2024.
JAMA. 2013.
PMID: 23478662
Free PMC article.
Clinical Trial.