Effect of cardiac rhythm on vena caval blood flows.
D000818:Animals; D016275:Atrial Function; D001783:Blood Flow Velocity; D004285:Dogs; D006321:Heart / Q000502:physiology*; D006439:Hemodynamics; D014682:Vena Cava, Inferior / Q000502:physiology*; D014683:Vena Cava, Superior / Q000502:physiology*; D016276:Ventricular Function