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APA Citation
Campbell, J., Shepherd, H., Welburn, S., Barnett, R., Oyinlola, J., Oues, N., & Williams, R. (2023). methods to refine and extend a Pregnancy Register in the UK Clinical Practice Research Datalink primary care databases. Pharmacoepidemiology and drug safety, 32(6), 617–624. http://access.bl.uk/ark:/81055/vdc_100185079142.0x00003e