title: Effect of hypoxia on external respiratory function in old age.
mesh_terms: D000328:Adult; D000368:Aged; D000375:Aging; D001158:Arteries; D006801:Humans; D000860:Hypoxia / Q000503:physiopathology*; D008297:Male; D010100:Oxygen / Q000097:blood / Q000494:pharmacology; D010313:Partial Pressure; D011650:Pulmonary Alveoli / Q000503:physiopathology; D012119:Respiration / Q000187:drug effects; D012212:Rheology
chemical_list: D010100:Oxygen