title: Study of man during a 56-day exposure to an oxygen-helium atmosphere at 258 mm. Hg total pressure. VII. Respiratory function.
mesh_terms: D000222:Adaptation, Physiological; D000328:Adult; D001274:Atmospheric Pressure; D001481:Basal Metabolism; D002245:Carbon Dioxide; D002248:Carbon Monoxide; D018504:Ecological Systems, Closed; D006371:Helium; D006801:Humans; D008297:Male; D010100:Oxygen; D010101:Oxygen Consumption; D012119:Respiration / Q000502:physiology*; D012129:Respiratory Function Tests
chemical_list: D002245:Carbon Dioxide; D006371:Helium; D002248:Carbon Monoxide; D010100:Oxygen