Subject Coverage:
animal science, anthropology, astronomy, biology, chemistry, engineering, ethnic & multicultural studies, general science, geography, geology, law, mathematics, music, pharmaceutical sciences, philosophy, physics, psychology, religion, science, technology, veterinary science, women's studies, zoology
Dates of Coverage:
PDF content dating back as far as 1887
Update Frequency:
daily
Size:
over 13,780 indexed and abstracted journals
Subject Coverage:
psychology & related fields
Dates of Coverage:
1600s to present
Update Frequency:
weekly
Size:
more than 5 million records
Notes:
Ninety-nine percent of the covered material is peer-reviewed.
Has one of the highest DOI matching rates in the publishing industry
Offers options for searching on Cited References
Training Videos: https://www.youtube.com/c/APAPublishingTraining/videos
Subject Coverage:
nursing and allied health
Dates of Coverage:
1982 to present
1986 to present (for records with abstracts)
Update Frequency:
monthly
Size:
more than 670,000 records
Subject Coverage:
experimental medicine, clinical medicine, nursing, psychiatry, health services administration, dentistry, nutrition, toxicology, education, pathology, veterinary medicine
Dates of Coverage:
1965 to present
1975 to present (for records with abstracts)
Update Frequency:
monthly
Size:
more than 12,000,000 records
more than 4,800 biomedical journals
Note:
Uses MeSH (Medical Subject Headings) indexing with tree hierarchy, subheadings, and explosion capabilities.
Subject Coverage:
medicine and biology
Dates of Coverage:
varies by journal title
Update Frequency:
varies by journal title
Size:
more than 23 million citations
Note:
Recommended for users of Chrome - LibKey Nomad is a browser extension that makes linking to full-text easier in PubMed. Go to https://thirdiron.com/libkey-nomad/
Subject Coverage:
life sciences
Dates of Coverage:
varies by journal title
Update Frequency:
varies by journal title
Size:
more than 7 million articles