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RT @crabb_vicki: @thereal_truther @proxyparty247 I don’t know who told you that meta-analyses cannot be flawed, but that’s not true. Each m…
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@thereal_truther @proxyparty247 I don’t know who told you that meta-analyses cannot be flawed, but that’s not true. Each meta-analysis is appraised based on an evaluation of its methodology. We have critical appraisal tools specific to meta-analyses. htt