Finally, with the search strategy developed (including the TIAB search function), please conduct a search in PubMed to answer the clinical question "Which size of needle reduce local reactions due to vaccination in 3 months old baby".

You can copy and paste the following into the basic search bar in PubMed:

(baby[Title/Abstract] OR infant[Title/Abstract] OR "infant"[MeSH Terms]) AND ("needle size"[Title/Abstract] OR "long needle"[Title/Abstract] OR "short needle"[Title/Abstract] OR "needles"[MeSH Terms] OR needle[Title/Abstract]) AND ("local reaction"[Title/Abstract] OR swelling[Title/Abstract] OR "Injection Site Reaction"[MeSH Terms])

Sort by "best match" and filter using "systematic review" article type. Then, look for an article that could answer the above question.

So, should you use a long or short needle? Please click on your choice.

Which paper answered your clinical question?