Publishing protocols of systematic reviews: comparing what was done to what was planned.

CONTEXT: Publication of research protocols minimizes bias by explicitly stating a priori hypotheses and methods without prior knowledge of results. METHODS: We conducted a retrospective comparative study to assess the extent to which the content of published Cochrane reviews had changed compared wit...

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Bibliographic Details
Main Authors: Silagy, C, Middleton, P, Hopewell, S
Format: Conference item
Published: 2002