[The origin and analysis of polyphase QRS complexes in right chest ECG leads].
D006332:Cardiomegaly / Q000175:diagnosis*; D006352:Heart Ventricles; D006801:Humans; D014672:Vectorcardiography
K proiskhozhdeniiu i otsenke polifaznykh kompleksov QRS v pravykh grudnykh otvedeniiakh EKG.