RT Journal Article SR Electronic T1 The Challenge of Prolonged Mechanical Ventilation: A Shared Global Experience JF Respiratory Care FD American Association for Respiratory Care SP 668 OP 669 VO 48 IS 7 A1 David C Chao A1 Meg Stearn-Hassenpflug A1 David J Scheinhorn YR 2003 UL http://rc.rcjournal.com/content/48/7/668.abstract