Study on vectorcardiogram in patients with chronic pulmonary disease.
D001249:Asthma / Q000503:physiopathology; D001794:Blood Pressure; D001991:Bronchitis / Q000503:physiopathology; D002908:Chronic Disease; D004562:Electrocardiography; D006321:Heart / Q000000981:diagnostic imaging; D006801:Humans; D008171:Lung Diseases / Q000503:physiopathology*; D008946:Mitral Valve Stenosis / Q000503:physiopathology; D011652:Pulmonary Circulation; D011656:Pulmonary Emphysema / Q000503:physiopathology; D011859:Radiography; D012129:Respiratory Function Tests; D014672:Vectorcardiography