title: A new inotropic drug: its promise and a caution.
mesh_terms: D002118:Calcium / Q000502:physiology; D003285:Contractile Proteins / Q000502:physiology; D006333:Heart Failure / Q000188:drug therapy*; D006801:Humans; D009200:Myocardial Contraction / Q000187:drug effects*; D011725:Pyridines / Q000494:pharmacology* / Q000627:therapeutic use
chemical_list: D003285:Contractile Proteins; D011725:Pyridines; D002118:Calcium