Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

24 questions · 24 findings · 3 reviews · ENT

No studies found 9 · 37.5%GRADE not reported 0 · 0%Very low 7 · 29.2%Low 5 · 20.8%Moderate 3 · 12.5%High 0 · 0%