Intervention not reported
Self‐controlled case series/person‐time ‐ between 1 and 2 weeks after MMR+V vaccination · children 9 months to 15 years old
The intervention may leads to higher self‐controlled case series/person‐time ‐ between 1 and 2 weeks… (low certainty).
1 finding from 1 review
- Vaccines for measles, mumps, rubella, and varicella in children 2021 · Cochrane Headline outcomes onlyRate ratio 3.13 [2.38, 4.1]1 study · 181088 participantsLow