Alternate deletion and potentiation as the cause of pulsus alternans.
D000818:Animals; D001011:Aorta; D001794:Blood Pressure; D004285:Dogs; D004562:Electrocardiography; D006321:Heart / Q000503:physiopathology*; D008722:Methods; D009638:Norepinephrine / Q000494:pharmacology; D011651:Pulmonary Artery; D011674:Pulse; D012039:Regional Blood Flow
D009638:Norepinephrine