title: Prescription of oxygen: still problems after all these years.
authors.forename: William
authors.initials: W
authors.lastname: Macnee
mesh_terms: D002908:Chronic Disease; D006801:Humans; D010102:Oxygen Inhalation Therapy / Q000379:methods*; D029424:Pulmonary Disease, Chronic Obstructive / Q000628:therapy*; D012131:Respiratory Insufficiency / Q000628:therapy*