PubMed
An authoritative literature index for biomedicine and life sciences
Introduction
PubMed is a free search engine maintained by the US National Library of Medicine (NLM), primarily covering biomedical and life science literature. Ai4Scholar integrates PubMed search so you can search biomedical literature in a unified interface.
Data coverage
- Core fields: Biomedicine, life sciences, and nursing
- Index sources: MEDLINE, life science journals, and online books
- Update frequency: Determined by PubMed's current index
Use cases
- Biomedical literature reviews
- Evidence searches for clinical research
- Literature research for drug development
- Genomics and proteomics research
Search features
MeSH terms
PubMed uses MeSH (Medical Subject Headings) to standardize medical terminology and improve search precision.
Advanced search
The search box sends your query to PubMed. For more precise results, use the Boolean operators and field qualifiers supported by PubMed:
("machine learning"[Title]) AND ("drug discovery"[Title/Abstract])
Page filters
The current search page offers year ranges, publication languages, and relevance / date sorting. For finer conditions such as article type or free full text, add them directly to your PubMed query or check the full-text links on result cards.
Use it in Ai4Scholar
- Open Literature search
- Select PubMed in the data source tabs at the top of the search page
- Enter your search keywords
- Narrow the results with filters
- Click a paper to view its details or add it to a project