RT Journal Article SR Electronic T1 Right Paratracheal Air Cyst (Tracheal Diverticulum) JF Respiratory Care FD American Association for Respiratory Care SP 1409 OP 1411 VO 54 IS 10 A1 Haghi, Ziaollah A1 Towhidi, Mohammad A1 Fattahi, Hossein A1 Lari, Shahrzad M YR 2009 UL http://rc.rcjournal.com/content/54/10/1409.abstract AB