Benefit of exercise therapy for systolic heart failure in relation to disease severity and etiology-findings from the Heart Failure and A Controlled Trial Investigating Outcomes of Exercise Training study.

Am Heart J 2011;162:1003-10

Whellan DJ, Nigam A, Arnold M, Starr AZ, Hill J, Fletcher G, Ellis SJ, Cooper L, Onwuanyi A, Chandler B, Keteyian SJ, Ewald G, Kao A, Gheorghiade M