Magnetocardiography: an overview.
D004562:Electrocardiography; D004568:Electrodiagnosis / Q000295:instrumentation / Q000379:methods*; D055590:Electromagnetic Phenomena / Q000295:instrumentation; D006321:Heart / Q000502:physiology*; D006801:Humans; D008955:Models, Cardiovascular; D010991:Plethysmography / Q000379:methods