Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

101 questions · 108 findings · 12 reviews · Skin

No studies found 7 · 6.5%GRADE not reported 9 · 8.3%Very low 19 · 17.6%Low 38 · 35.2%Moderate 30 · 27.8%High 5 · 4.6%