PubMed, a service of the National Library of Medicine, provides access to MEDLINE citations back to the mid-1960's to present.
PubMed, a service of the National Library of Medicine, provides access to over 12 million MEDLINE citations back to the mid-1960's and additional life science journals. Pub Med includes links to many sites providing full text articles and other related resources.
CINAHL covers literature related to nursing and allied health.
The Cumulative Index to Nursing and Allied Health (CINAHL) database provides authoritative coverage of the literature related to nursing and allied health.
Now called APA PsychINFO. Abstract and index of Psychology and the psychological aspects of related disciplines, such as medicine, nursing, sociology, business, education, etc.
PsycINFO contains bibliographic citations and abstracts from materials in the field of psychology and the psychological aspects of related disciplines, such as medicine, psychiatry, nursing, sociology, education, pharmacology, physiology, linguistics, anthropology, business, and law. Updated weekly.