Vitamin A vs placebo
Time to occurrence of acute URTI ‐ not reported · children up to the age of 7 at risk of upper respiratory tract infection
The review found no eligible studies for this question.
1 finding from 1 review
- Oral vitamin A supplements to prevent acute upper respiratory tract infections in children up to seven years of age 2024 · Cochrane Headline outcomes onlyno estimate extractedStudies not reportedNo studies found