title: Determination of cardiac state.
mesh_terms: D000818:Animals; D001243:Assisted Circulation; D001696:Biomechanical Phenomena; D003714:Denervation; D004285:Dogs; D004837:Epinephrine / Q000494:pharmacology; D006321:Heart / Q000187:drug effects / Q000502:physiology*; D006333:Heart Failure / Q000503:physiopathology; D008954:Models, Biological; D011312:Pressure
chemical_list: D004837:Epinephrine