[Cardiac automatism and radioactivity].
D001332:Automatism; D006321:Heart / Q000502:physiology*; D011188:Potassium; D011197:Potassium Radioisotopes; D011851:Radioactivity
D011197:Potassium Radioisotopes; D011188:Potassium
HEART/physiology; POTASSIUM/radioactive