Long-acting antimuscarinic therapy in patients with chronic obstructive pulmonary disease receiving beta-blockers.
Kenneth R ChapmanRobert A WiseBenjamin M SciricaDeepak L BhattSami Z DaoudDan LythgoeEsther Garcia GilPublished in: Respiratory research (2021)
ClinicalTrials.gov, NCT01966107, Registered 16 October 2013, https://clinicaltrials.gov/ct2/show/NCT01966107 .