Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

35 questions · 35 findings · 2 reviews · ENT

No studies found 19 · 54.3%GRADE not reported 0 · 0%Very low 12 · 34.3%Low 3 · 8.6%Moderate 1 · 2.9%High 0 · 0%