RT Journal Article SR Electronic T1 Long-Term Oxygen Therapy: In a Perfect World JF Respiratory Care FD American Association for Respiratory Care SP 1711 OP 1713 DO 10.4187/respcare.02811 VO 58 IS 10 A1 William C. Pruitt YR 2013 UL http://rc.rcjournal.com/content/58/10/1711.abstract AB