Extent and nature of duplication in PROSPERO using COVID-19-related registrations: a retrospective investigation and survey.

Lucy Beresford,Ruth Walker,Lesley Stewart

BMJ open（2022）

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摘要

This research highlights that registration of similar and duplicate systematic reviews related to COVID-19 in PROSPERO occurred frequently. Awareness of research waste is required, and initial checking for similar reviews should be embedded within good review practice.

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COVID-19,qualitative research,statistics & research methods

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