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Effects of respiratory muscle unloading on leg muscle oxygenation and blood volume during high-intensity exercise in chronic heart failure.
Borghi-Silva A, Carrascosa C, Oliveira CC, Barroco AC, Berton DC, Vilaça D, Lira-Filho EB, Ribeiro D, Nery LE, Neder JA. Borghi-Silva A, et al. Am J Physiol Heart Circ Physiol. 2008 Jun;294(6):H2465-72. doi: 10.1152/ajpheart.91520.2007. Epub 2008 Mar 28. Am J Physiol Heart Circ Physiol. 2008. PMID: 18375714 Free article. Clinical Trial.
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