The database includes records dating back to 1966 and contains over 10 million bibliographic citations and author abstracts from more than 4,000 biomedical journals published in the United States and 70 other countries.
Most records are from English-language sources or have English abstracts.
Searching an individual database is the default. Search History window - contains a record of each search executed, numbered sequentially. Run Saved Search - click to run previously saved searches. Save Search History - retains a search strategy for later use. Delete Searches - use to clear the entire Search History window, or select specific search statements to be deleted.