title: Inequality of inspired and expired gaseous nitrogen in man.
mesh_terms: D002245:Carbon Dioxide / Q000032:analysis; D005260:Female; D006801:Humans; D008297:Male; D009584:Nitrogen / Q000032:analysis*; D010101:Oxygen Consumption; D005082:Physical Exertion; D012119:Respiration; D012146:Rest
chemical_list: D002245:Carbon Dioxide; D009584:Nitrogen