title: Respiratory gas exchange under normobaric helium-oxygen breathing at rest and during muscular exercise.
mesh_terms: D000328:Adult; D002245:Carbon Dioxide; D006371:Helium; D006801:Humans; D008168:Lung / Q000502:physiology*; D008297:Male; D010100:Oxygen; D005082:Physical Exertion; D011650:Pulmonary Alveoli / Q000378:metabolism; D011651:Pulmonary Artery; D012119:Respiration; D012146:Rest
chemical_list: D002245:Carbon Dioxide; D006371:Helium; D010100:Oxygen