RT Journal Article SR Electronic T1 Airway clearance technique in the modern era of bronchiectasis management JF ERJ Open Research JO erjor FD European Respiratory Society SP 00674-2022 DO 10.1183/23120541.00674-2022 VO 9 IS 2 A1 Cui-Xia Pan A1 Ming-Xin Shi A1 Wei-Jie Guan YR 2023 UL http://openres.ersjournals.com/content/9/2/00674-2022.abstract AB