Mark Helfand · researcher · YYNN

Mark Helfand

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researcher

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Works 3

GRADE guidelines: 8. Rating the quality of evidence--indirectness

scientific article published on 30 July 2011

GRADE guidelines: 12. Preparing summary of findings tables-binary outcomes

scientific article published on 18 May 2012

GRADE guidelines: 7. Rating the quality of evidence--inconsistency

scientific article published on 31 July 2011

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