title: Studies on the Q-IIp interval in chronic obstructive lung disease--a comparative study with mitral stenosis.
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D001794:Blood Pressure; D004562:Electrocardiography; D006801:Humans; D006976:Hypertension, Pulmonary / Q000503:physiopathology; D008173:Lung Diseases, Obstructive / Q000503:physiopathology*; D008433:Mathematics; D008875:Middle Aged; D008946:Mitral Valve Stenosis / Q000503:physiopathology*; D010701:Phonocardiography; D011651:Pulmonary Artery / Q000503:physiopathology; D014655:Vascular Resistance