title: [Effects of oxygen and nifedipine on hemodynamics in secondary pulmonary hypertension--chronic pulmonary emphysema and chronic lung tuberculosis].
mesh_terms: D002908:Chronic Disease; D006439:Hemodynamics / Q000187:drug effects*; D006801:Humans; D006976:Hypertension, Pulmonary / Q000209:etiology / Q000503:physiopathology*; D009543:Nifedipine / Q000494:pharmacology*; D010100:Oxygen / Q000097:blood / Q000494:pharmacology*; D010101:Oxygen Consumption / Q000187:drug effects; D011656:Pulmonary Emphysema / Q000150:complications / Q000503:physiopathology*; D014397:Tuberculosis, Pulmonary / Q000150:complications / Q000503:physiopathology*
chemical_list: D009543:Nifedipine; D010100:Oxygen