PT - JOURNAL ARTICLE AU - Daniel F Fisher TI - Positive Expiratory Pressure Physiotherapy for Airway Clearance in People With Cystic Fibrosis: A Cochrane Review Summary With Commentary AID - 10.4187/respcare.09306 DP - 2022 Mar 01 TA - Respiratory Care PG - 370--372 VI - 67 IP - 3 4099 - http://rc.rcjournal.com/content/67/3/370.short 4100 - http://rc.rcjournal.com/content/67/3/370.full