RT Journal Article SR Electronic T1 Diagnosis of asthma over-recorded in people with COPD JF Drug and Therapeutics Bulletin JO Drug Ther Bull FD BMJ Publishing Group Ltd SP 184 OP 184 DO 10.1136/dtb.2019.000077 VO 57 IS 12 YR 2019 UL http://dtb.bmj.com/content/57/12/184.abstract AB