title: Discordant pulsus alternans in dog heart.
mesh_terms: D000818:Animals; D001794:Blood Pressure; D004285:Dogs; D006321:Heart / Q000502:physiology*; D009200:Myocardial Contraction / Q000502:physiology*; D011674:Pulse / Q000502:physiology*; D014655:Vascular Resistance