Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

25 questions · 34 findings · 2 reviews · ENT

No studies found 14 · 41.2%GRADE not reported 0 · 0%Very low 13 · 38.2%Low 5 · 14.7%Moderate 2 · 5.9%High 0 · 0%