Effectiveness and efficiency of search methods in systematic reviews of complex evidence: audit of primary sources.

OBJECTIVE: To describe where papers come from in a systematic review of complex evidence. Method Audit of how the 495 primary sources for the review were originally identified. RESULTS: Only 30% of sources were obtained from the protocol defined at the outset of the study (that is, from the databas...

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Bibliográfalaš dieđut
Váldodahkkit: Greenhalgh, T, Peacock, R
Materiálatiipa: Journal article
Giella:English
Almmustuhtton: 2005