RT Journal Article SR Electronic T1 Cognitive function and inhaler technique following recovery from exacerbations of COPD JF ERJ Open Research JO erjor FD European Respiratory Society SP 00627-2022 DO 10.1183/23120541.00627-2022 A1 Benjamin E. Henkle A1 Rebecca L. Freese A1 Mary Dahlheimer A1 Catherine Kane A1 Karin F. Hoth A1 Ken M. Kunisaki YR 2023 UL http://openres.ersjournals.com/content/early/2023/02/09/23120541.00627-2022.abstract AB