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Evidence-Based Medicine: Finding the Evidence

Twenty Years of The Cochrane Collaboration: Looking Back on the Search for Evidence

The Evidence Pyramid

Triangle with text overlayed on colored levels that read from top to bottom, systematic reviews and meta analysis, randoized controlled double blind studies, cohort studies, case control studies, case series, case reports, ideas, editorials, opinions, animal research, in vitro (test tube) research

Conducting Systematic Reviews or Meta-Analysis