PubMed® comprises more than 33 million citations for biomedical literature from MEDLINE, life science journals, and online books. Citations may include links to full text content from PubMed Central and publisher web sites.
More InfoPubMed citations come from 1) MEDLINE indexed journals, 2) journals/manuscripts deposited in PubMed Central , and 3) NCBI Bookshelf.
PubMed citations come from 1) MEDLINE indexed journals, 2) journals/manuscripts deposited in PubMed Central , and 3) NCBI Bookshelf. Both MEDLINE and other PubMed citations may have links to full-text articles or manuscripts in PMC, NCBI Bookshelf, and publishers' Web sites. If you limit your PubMed search to MeSH controlled vocabulary or the MEDLINE subset, you will see only MEDLINE citations in your results.
For more information, please read MEDLINE, PubMed, and PMC (PubMed Central): How are they different? at https://www.nlm.nih.gov/bsd/difference.html
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