title: [Intrapulmonary mixing of helium in the normal subject. Proposal of a new method and first results].
mesh_terms: D019069:Cell Respiration; D006371:Helium / Q000378:metabolism*; D006801:Humans; D012119:Respiration / Q000502:physiology*
chemical_list: D006371:Helium
keywords: HELIUM/metabolism; RESPIRATION/physiology