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Brubaker, Peter H. PhD; Joo, Kee-Chan PhD; Stewart, Kathryn P. RDMS; Fray, Brittney MS; Moore, Brian MS; Kitzman, Dalane W. MDAuthor Information
Brubaker et al. (2006) studied this question. Chronotropic incompetence contributes to exercise intolerance in older patients with heart failure.