Relation between volume of exercise and clinical outcomes in patients with heart failure.
Keteyian SJ, Leifer ES, Houston-Miller N, Kraus WE, Brawner CA, O'Connor CM, Whellan DJ, Cooper LS, Fleg JL, Kitzman DW, Cohen-Solal A, Blumenthal JA, Rendall DS, PiƱa IL. Relation between volume of exercise and clinical outcomes in patients with heart failure. J Am Coll Cardiol. 2012 Nov 06; 60(19):1899-905.