Build or check a PubMed search

Every MeSH heading, Supplementary Concept and publication type is checked against NLM MeSH, and every numbered line is run in PubMed with its count and diagnostics.

Claude drafts the concepts and terms; the tool checks and counts them.

Review question *

Population, intervention or exposure, and outcomes in plain words. Claude proposes the concepts and terms; every heading is checked against MeSH and every line is counted in PubMed.

Limits

English onlyRemove animal-only studies

Published from

Published to

Publication types to exclude

Removed with NOT. Each is checked against MeSH publication types when you add it, and again during the run.

Comment
Editorial
Letter
Case Reports
Preprint

Known relevant studies (optional)

One per line: PMID, DOI or title. With 6 or more, up to a third are shown to the model as examples and the rest are held back to measure recall.

Reference strategy (optional)

An expert PubMed strategy as numbered lines. Its final line is compared with the new search (relative recall).

Usually takes one to three minutes.