title: [Concentrators or extractors of oxygen].
mesh_terms: D006801:Humans; D008173:Lung Diseases, Obstructive / Q000097:blood / Q000628:therapy; D010100:Oxygen / Q000032:analysis; D010102:Oxygen Inhalation Therapy / Q000295:instrumentation*
chemical_list: D010100:Oxygen
vernacular_title: Koncentratori ili ekstraktori kiseonika.