[The validity of the vector theory of the ECG and content and value of the electric heart picture].
D004560:Electricity; D004562:Electrocardiography; D006321:Heart; D006801:Humans; D014672:Vectorcardiography
ELECTROCARDIOGRAPHY; VECTORCARDIOGRAPHY
Zur Gültigkeit der Vektortheorie des Ekg. und über Inhalt und Wert deselektrischen Herzbildes.