title: Temporal changes in electrode impedance while recording the electrocardiogram with "dry" electrodes.
mesh_terms: D000669:Amplifiers, Electronic; D004553:Electric Conductivity; D004562:Electrocardiography / Q000295:instrumentation*; D004566:Electrodes; D004582:Electronics, Medical; D006801:Humans; D011199:Potentiometry; D013997:Time Factors