title: [ON THE DIAGNOSTIC SIGNIFICANCE OF THE QR TYPE QRS COMPLEX IN RIGHT ELECTROCARDIOGRAPHIC LEADS].
mesh_terms: D004562:Electrocardiography; D006801:Humans
keywords: ELECTROCARDIOGRAPHY
vernacular_title: O DIAGNOSTICHESKOM ZNACHENII KOMPLEKSA QRS TIPA QR V PRAVYKH GRUDNYKH OTVEDENIIAKH ELEKTROKARDIOGRAMMY.