title: Effect of respiratory and hemodynamic abnormalities on the electrocardiogram in chronic obstructive lung disease.
mesh_terms: D000328:Adult; D000368:Aged; D001794:Blood Pressure; D006332:Cardiomegaly / Q000175:diagnosis / Q000209:etiology / Q000503:physiopathology; D004562:Electrocardiography; D005260:Female; D006321:Heart / Q000503:physiopathology*; D006329:Heart Conduction System / Q000503:physiopathology*; D006801:Humans; D006935:Hypercapnia / Q000503:physiopathology; D000860:Hypoxia / Q000503:physiopathology; D008173:Lung Diseases, Obstructive / Q000150:complications / Q000503:physiopathology*; D008297:Male; D008875:Middle Aged; D012119:Respiration