title: [Disturbances of pulmonary hemodynamics, tissue hypoxia and the effects of oxygen administration in patients with chronic pulmonary disease].
mesh_terms: D000368:Aged; D006801:Humans; D008173:Lung Diseases, Obstructive / Q000503:physiopathology*; D008875:Middle Aged; D010100:Oxygen / Q000097:blood*; D010101:Oxygen Consumption; D010313:Partial Pressure; D005082:Physical Exertion; D011652:Pulmonary Circulation; D014397:Tuberculosis, Pulmonary / Q000503:physiopathology
chemical_list: D010100:Oxygen