Velocity of ventricular depolarization of the human heart determined from the QRS loop of the vectorcardiogram.
D003201:Computers; D006321:Heart / Q000502:physiology*; D006352:Heart Ventricles / Q000503:physiopathology; D006801:Humans; D013997:Time Factors; D014672:Vectorcardiography; D016276:Ventricular Function