title: [Electrocardiographic criteria for the diagnosis of chronic cor pulmonale in patients with PaO2 less than or equal to 50mmHg].
mesh_terms: D002908:Chronic Disease; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008297:Male; D010313:Partial Pressure; D011660:Pulmonary Heart Disease / Q000175:diagnosis*
vernacular_title: Elektrokardiografski kriterii za diagnozata na khronichnoto belodrobno surtse pri bolni s PaO2 po-malko ili ravno na 50 mmHg.