TY - JOUR T1 - Evaluating the Evidence for Airway-Clearance Therapy in Cystic Fibrosis JF - Respiratory Care SP - 458 LP - 460 VL - 54 IS - 4 AU - Michael S Schechter Y1 - 2009/04/01 UR - http://rc.rcjournal.com/content/54/4/458.abstract N2 - 300 Multiple ChoicesThis is a pdf-only article and there is no markup to show you.full-text.pdf ER -