Calcium antagonists and the heart.
D002118:Calcium / Q000037:antagonists & inhibitors* / Q000502:physiology; D006331:Heart Diseases / Q000188:drug therapy*; D006801:Humans; D009543:Nifedipine / Q000627:therapeutic use; D014700:Verapamil / Q000627:therapeutic use
D014700:Verapamil; D009543:Nifedipine; D002118:Calcium