Because Medical Subject Headings (MeSH) are the standard terms used to describe research literature in MEDLINE and PubMed, expert searchers may wish to:

• Better understand how each term is used
• See the term in the MeSH hierarchy
• View synonyms (“Entry” terms)
• Explore options for searching

All of this can be done using the MeSH Database , which you can access at the bottom of any PubMed page:

Or from the links from Medical Subject Headings on a PubMed record.

We’ve looked at a few MeSH Database records already, but let’s take time to explore MeSH records more fully.