RT Journal Article SR Electronic T1 Progressive Respiratory Insufficiency in the Absence of Cardiac Disease in Late-Stage Duchenne Muscular Dystrophy JF Respiratory Care FD American Association for Respiratory Care SP e28 OP e30 DO 10.4187/respcare.01875 VO 58 IS 3 A1 Josef Finsterer A1 Claudia Stöllberger A1 Gerhard Meng YR 2013 UL http://rc.rcjournal.com/content/58/3/e28.abstract AB