RT Journal Article SR Electronic T1 An open-label study of the tolerability and potential efficacy of memantine for treating refractory chronic cough JF ERJ Open Research JO erjor FD European Respiratory Society SP 00447-2021 DO 10.1183/23120541.00447-2021 VO 7 IS 3 A1 Rayid Abdulqawi A1 Imran Satia A1 Kimberley J. Holt A1 Rachel Dockry A1 Shilpi Sen A1 Jaclyn A. Smith YR 2021 UL http://openres.ersjournals.com/content/7/3/00447-2021.abstract AB