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Validation of asthma recording in the Clinical Practice Research Datalink (CPRD)
Nissen, Francis, Morales, Daniel R, Mullerova, Hana, Smeeth, Liam, Douglas, Ian J, Quint, Jennifer KVolume:
7
Langue:
english
Journal:
BMJ Open
DOI:
10.1136/bmjopen-2017-017474
Date:
August, 2017
Fichier:
PDF, 944 KB
english, 2017