title: The intra-aortic balloon for left heart assistance: an analytic model.
mesh_terms: D001013:Aorta, Thoracic; D001243:Assisted Circulation / Q000295:instrumentation*; D001783:Blood Flow Velocity; D001794:Blood Pressure; D006328:Cardiac Catheterization; D002302:Cardiac Output; D005740:Gases; D006333:Heart Failure / Q000628:therapy; D006352:Heart Ventricles; D008433:Mathematics; D008954:Models, Biological; D011312:Pressure
chemical_list: D005740:Gases