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Fendler TJ, Swetz KM, Allen LA.Fendler TJ, et al. Among authors: allen la.Heart Fail Clin. 2015 Jul;11(3):479-98. doi: 10.1016/j.hfc.2015.03.010.Heart Fail Clin. 2015.PMID: 26142643Free PMC article.Review.