Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

42 questions · 42 findings · 1 reviews · Eyes and Vision

No studies found 30 · 71.4%GRADE not reported 0 · 0%Very low 1 · 2.4%Low 5 · 11.9%Moderate 6 · 14.3%High 0 · 0%