PubMed
Database
Description
Index of biomedical journal citations and abstracts. It includes MEDLINE and some additional sources as well.
Sources
Includes 5000 biomedical journals.
Updated
Daily
Time Span
1950 - Present
Index of biomedical journal citations and abstracts. It includes MEDLINE and some additional sources as well.
Includes 5000 biomedical journals.
Daily
1950 - Present