Medline is a general medical database produced by the U.S. National Library of Medicine. The database contains citations derived from biomedical and life science journals from 1946 onwards covering allied health specialties, dentistry, nursing, medicine, pre-clinical and veterinary sciences. It contains a broad range of medical topics relating to research, clinical practice, administration, policy issues, and health care services.
MEDLINE via Ovid
MEDLINE via Ebsco