[Electrocardiography and vectorcardiography 40 years after Einthoven's death].
D004562:Electrocardiography / Q000266:history; D004569:Electroencephalography / Q000266:history; D004594:Electrophysiology / Q000266:history*; D049672:History, 19th Century; D049673:History, 20th Century; D009426:Netherlands; D014672:Vectorcardiography / Q000266:history
Elektrokardiografie a vektorkardiografie 40 let po Einthovenovĕ smrti.