Oxygen uptake kinetics during low level exercise in patients with heart failure: relation to neurohormones, peak oxygen consumption, and clinical findings
H P Brunner-La Rocca, D Weilenmann, F Follath, M Schlumpf, H Rickli, C Schalcher, F E Maly, R Candinas, W Kiowski
Heart Feb 1999, 81 (2) 121-127; DOI: 10.1136/hrt.81.2.121