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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Dades bibliogràfiques
| Autors principals: |
Greenhalgh, T,
Peacock, R |
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| Format: | Journal article
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| Idioma: | English |
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| Publicat: |
2005
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