title: Asthma: a new look at helium therapy.
authors.forename: J A
authors.initials: JA
authors.lastname: Ritchie
authors.forename: C L
authors.initials: CL
authors.lastname: Hagel
mesh_terms: D000280:Administration, Inhalation; D000293:Adolescent; D001249:Asthma / Q000628:therapy*; D005260:Female; D006371:Helium / Q000627:therapeutic use*; D006801:Humans; D010102:Oxygen Inhalation Therapy / Q000009:adverse effects / Q000379:methods*; D012121:Respiration, Artificial / Q000009:adverse effects / Q000379:methods*
chemical_list: D006371:Helium