Drugs and maneuvers in the diagnosis of muscular subaortic stenosis.
D002302:Cardiac Output / Q000187:drug effects; D002312:Cardiomyopathy, Hypertrophic / Q000175:diagnosis*; D006321:Heart / Q000187:drug effects; D006326:Heart Auscultation; D006801:Humans; D009119:Muscle Contraction / Q000187:drug effects; D010646:Phentolamine; D014636:Valsalva Maneuver; D014655:Vascular Resistance / Q000187:drug effects
D010646:Phentolamine