title: Pulmonary hemodynamics in symptomatic coal miners.
mesh_terms: D000328:Adult; D003032:Coal Mining; D006439:Hemodynamics; D006801:Humans; D006976:Hypertension, Pulmonary / Q000209:etiology; D008173:Lung Diseases, Obstructive / Q000150:complications / Q000503:physiopathology*; D008297:Male; D008875:Middle Aged; D010100:Oxygen / Q000097:blood; D005082:Physical Exertion; D011009:Pneumoconiosis / Q000150:complications / Q000503:physiopathology*; D011652:Pulmonary Circulation; D012126:Respiratory Dead Space; D012129:Respiratory Function Tests; D014692:Ventilation-Perfusion Ratio
chemical_list: D010100:Oxygen