Findings

What do systematic reviews say?

1 questions · 1 findings · 1 reviews

No studies found 0 · 0%GRADE not reported 0 · 0%Very low 0 · 0%Low 0 · 0%Moderate 1 · 100%High 0 · 0%

Major adverse events · glabellar lines

1 finding from 1 review

Botulinum toxin type A for facial wrinkles 2021 · Cochrane Headline outcomes only
no estimate extracted
2 studies · 547 participants
Moderate