Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

126 questions · 127 findings · 11 reviews · Skin

No studies found 18 · 14.2%GRADE not reported 26 · 20.5%Very low 10 · 7.9%Low 40 · 31.5%Moderate 26 · 20.5%High 7 · 5.5%