RT Journal Article SR Electronic T1 “Narrow” Thinking About Difficult Weaning: Don't Forget the Endotracheal Tube JF Respiratory Care FD American Association for Respiratory Care SP 2130 OP 2132 DO 10.4187/respcare.02212 VO 57 IS 12 A1 Epstein, Scott K YR 2012 UL http://rc.rcjournal.com/content/57/12/2130.abstract AB