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