[On certain diseases of the myocardium].
D002316:Cardiotonic Agents; D004070:Digitalis / Q000628:therapy*; D004562:Electrocardiography / Q000494:pharmacology*; D006331:Heart Diseases / Q000628:therapy*; D009206:Myocardium
D002316:Cardiotonic Agents
DIGITALIS/therapy; ELECTROCARDIOGRAPHY/pharmacology; HEART DISEASES/therapy