Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

100 questions · 106 findings · 5 reviews · ENT

No studies found 50 · 47.2%GRADE not reported 0 · 0%Very low 48 · 45.3%Low 7 · 6.6%Moderate 1 · 0.9%High 0 · 0%