Research using CPRD data has informed drug safety guidance and clinical practice and resulted in over 2,500 peer-reviewed publications. The CPRD bibliography is updated on a monthly basis (last updated 7 September 2020) and papers are listed below and in the PDF below.

If you have published papers using CPRD data which are not included in this list, please contact us at so that we can update the bibliography.


 (PDF, 3MB, 209 pages) 

This work uses data provided by patients and collected by the NHS as part of their care and support. CPRD encourages researchers to use this citation in all publications using CPRD data. Find out more about acknowledging the use of patient data at the Understanding Patient Data website



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F. Nissen, Morales, D. R., Mullerova, H., Smeeth, L., Douglas, I. J., and Quint, J. K., Concomitant diagnosis of asthma and COPD: a quantitative study in UK primary care, Br J Gen Pract, vol. 68, pp. e775-e782, 2018.
P. Bidulka, Iwagami, M., Mansfield, K. E., Kalogirou, F., Wong, A. Y. S., Douglas, I. J., Smeeth, L., Summers, C., and Tomlinson, L. A., Comparisons of Staphylococcus aureus infection and other outcomes between users of angiotensin-converting-enzyme inhibitors and angiotensin II receptor blockers: lessons for COVID-19 from a nationwide cohort study, Wellcome Open Res, vol. 5, p. 77, 2020.
S. Wilkinson, Williamson, E., Pokrajac, A., Fogarty, D., Stirnadel-Farrant, H., Smeeth, L., Douglas, I. J., and Tomlinson, L. A., Comparative effects of sulfonylureas, DPP4is and SGLT2 inhibitors added to metformin monotherapy: a propensity-score matched cohort study in UK primary care, Diabetes Obes Metab, 2020.
S. J. Sinnott, Smeeth, L., Williamson, E., Perel, P., Nitsch, D., Tomlinson, L. A., and Douglas, I. J., The comparative effectiveness of fourth-line drugs in resistant hypertension: An application in electronic health record data, Pharmacoepidemiol Drug Saf, 2019.
I. J. Douglas, Evans, S. J., Hingorani, A. D., Grosso, A. M., Timmis, A., Hemingway, H., and Smeeth, L., Clopidogrel and interaction with proton pump inhibitors: comparison between cohort and within person study designs, Bmj, vol. 345, p. e4388, 2012.
F. Nissen, Douglas, I. J., Mullerova, H., Pearce, N., Bloom, C. I., Smeeth, L., and Quint, J. K., Clinical profile of predefined asthma phenotypes in a large cohort of UK primary care patients (Clinical Practice Research Datalink), J Asthma Allergy, vol. 12, pp. 7-19, 2019.
I. J. Douglas, Cook, C., Chakravarthy, U., Hubbard, R., Fletcher, A. E., and Smeeth, L., A case-control study of drug risk factors for age-related macular degeneration, Ophthalmology, vol. 114, pp. 1164-9, 2007.
A. Root, Brown, J. P., Forbes, H. J., Bhaskaran, K., Hayes, J., Smeeth, L., and Douglas, I. J., Association of Relative Age in the School Year With Diagnosis of Intellectual Disability, Attention-Deficit/Hyperactivity Disorder, and Depression, JAMA Pediatr, 2019.
K. Bhaskaran, dos-Santos-Silva, I., Leon, D. A., Douglas, I. J., and Smeeth, L., Association of BMI with overall and cause-specific mortality: a population-based cohort study of 3.6 million adults in the UK, Lancet Diabetes Endocrinol, vol. 6, pp. 944-953, 2018.
C. S. Chui, Chan, E. W., Wong, A. Y., Root, A., Douglas, I. J., and Wong, I. C., Association between oral fluoroquinolones and seizures: A self-controlled case series study, Neurology, vol. 86, pp. 1708-15, 2016.
K. L. Goh, Bhaskaran, K., Minassian, C., Evans, S. J., Smeeth, L., and Douglas, I. J., Angiotensin receptor blockers and risk of dementia: cohort study in UK Clinical Practice Research Datalink, Br J Clin Pharmacol, vol. 79, pp. 337-50, 2015.
K. E. Mansfield, Douglas, I. J., Nitsch, D., Thomas, S. L., Smeeth, L., and Tomlinson, L. A., Acute kidney injury and infections in patients taking antihypertensive drugs: a self-controlled case series analysis, Clin Epidemiol, vol. 10, pp. 187-202, 2018.
[Page last reviewed 7 September 2020]