DOI:
10.1055/s-00035037
Methods of Information in Medicine
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References
Quint JK, Mullerova H, DiSantostefano RL, Forbes H, Eaton S, Hurst JR. et al.
Validation of chronic obstructive pulmonary disease recording in the Clinical Practice Research Datalink (CPRD-GOLD).
BMJ Open 2014;
04 (07) e005540-e005540.
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