(2022). Burden and treatment of chronic obstructive pulmonary disease among people using illicit opioids: matched cohort study in England. Bmj Med, 1, e000215. http://doi.org/10.1136/bmjmed-2022-000215.
(2014). Validation of chronic obstructive pulmonary disease recording in the Clinical Practice Research Datalink (CPRD-GOLD). BMJ Open. http://doi.org/10.1136/bmjopen-2014-005540.
(2016). Validation of the Recording of Acute Exacerbations of COPD in UK Primary Care Electronic Healthcare Records. PLoS One. http://doi.org/10.1371/journal.pone.0151357.
(2016). Recording of hospitalizations for acute exacerbations of COPD in UK electronic health care records. Clin Epidemiol. http://doi.org/10.2147/clep.s117867.
(2016). Changes in the incidence, prevalence and mortality of bronchiectasis in the UK from 2004 to 2013: a population-based cohort study. Eur Respir J. http://doi.org/10.1183/13993003.01033-2015.
(2017). Bronchiectasis and the risk of cardiovascular disease: a population-based study. Thorax. http://doi.org/10.1136/thoraxjnl-2015-208188.
(2020). Adequacy of Therapy for People with Both COPD and Heart Failure in the UK: Historical Cohort Study. Pragmat Obs Res. http://doi.org/10.2147/por.s250451.