title: Strengthening the heartbeat.
mesh_terms: D004280:Dobutamine / Q000494:pharmacology; D004298:Dopamine / Q000494:pharmacology; D006801:Humans; D009200:Myocardial Contraction / Q000187:drug effects*; D011725:Pyridines / Q000494:pharmacology*; D013268:Stimulation, Chemical
chemical_list: D011725:Pyridines; D004280:Dobutamine; D004298:Dopamine