title: Product performance variability with home portable oxygen systems may impact patient performance outcomes: it may be the device, not the disease.
authors.forename: Robert W
authors.initials: RW
authors.lastname: McCoy
authors.forename: Brian W
authors.initials: BW
authors.lastname: Carlin
mesh_terms: D006699:Home Care Services; D006801:Humans; D010102:Oxygen Inhalation Therapy / Q000295:instrumentation*; D016032:Randomized Controlled Trials as Topic; D016896:Treatment Outcome