RT Journal Article SR Electronic T1 Product Performance Variability With Home Portable Oxygen Systems May Impact Patient Performance Outcomes: It May Be the Device, Not the Disease JF Respiratory Care FD American Association for Respiratory Care SP 324 OP 326 VO 54 IS 3 A1 Robert W McCoy A1 Brian W Carlin YR 2009 UL http://rc.rcjournal.com/content/54/3/324.abstract AB