in 11 patients with new york heart association class iii or iv congestive heart failure , incremental intravenous doses of milrinone were administered to determine the dose-response relationships for heart rate , systemic vascular resistance , and inotropic state , the latter measured by peak positive left ventricular derivative of pressure with respect to time ( dp/dt ) .
C0018802
congestive heart failure
C0128513
milrinone