|MEDLINE contains all the references found in Index Medicus, including those of the International Nursing Index and the Index to Dental Literature . Over 50% of the references include abstracts. MEDLINE contains close to 8 million references and includes topics relating to health care administration, biomedical research, medicine, surgery, dentistry, and nursing dating back to 1966.
The journals indexed on MEDLINE are truly international in scope with approximately 47% of its records coming from European published journals. Further useful background information can be obtained in the MEDLINE Introduction.