title: [Incidence of electrocardiographic signs of pulmonary heart disease depending on the stage of respiratory insufficiency].
mesh_terms: D002908:Chronic Disease; D004562:Electrocardiography; D006801:Humans; D011660:Pulmonary Heart Disease / Q000175:diagnosis*; D012131:Respiratory Insufficiency / Q000175:diagnosis*; D014397:Tuberculosis, Pulmonary / Q000150:complications
vernacular_title: Chastota elektrokardiograficheskikh priznakov legochnogo serdtsa pri razkichnykh stepeniakh dykhtel'noĭ nedostatochnosti.