title: Heliox questions.
authors.forename: Jonathan
authors.initials: J
authors.lastname: Ball
authors.forename: Mike
authors.initials: M
authors.lastname: Grounds
mesh_terms: D004108:Dilatation, Pathologic / Q000139:chemically induced; D004837:Epinephrine / Q000009:adverse effects / Q000494:pharmacology; D006371:Helium / Q000009:adverse effects / Q000494:pharmacology*; D006801:Humans; D000860:Hypoxia / Q000503:physiopathology; D008173:Lung Diseases, Obstructive / Q000503:physiopathology; D005741:Noble Gases / Q000494:pharmacology; D010100:Oxygen / Q000009:adverse effects / Q000494:pharmacology*; D010166:Palliative Care / Q000379:methods; D011659:Pulmonary Gas Exchange / Q000502:physiology
chemical_list: D005741:Noble Gases; D006371:Helium; C038949:heliox; D010100:Oxygen; D004837:Epinephrine