Hemodynamic comparison of intravenous amrinone and dobutamine in patients with chronic congestive heart failure Klein, N.A.; Siskind, S.J.; Frishman, W.H.; Sonnenblick, E.H.; LeJemtel, T.H. American Journal of Cardiology 48(1): 170-175 1981 https://eurekamag.com/research/043/241/043241429.php