Validation of asthma recording in electronic health records: protocol for a systematic review


BACKGROUND Asthma is a common, heterogeneous disease with significant morbidity and mortality worldwide. It can be difficult to define in epidemiological studies using electronic health records as the diagnosis is based on non-specific respiratory symptoms and spirometry, neither of which are routinely registered. Electronic health records can nonetheless… (More)
DOI: 10.1136/bmjopen-2016-014694


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