Online Databases

AGRICOLA is a bibliographic database of citations to the agricultural literature. Production of these records in electronic form began in 1970, but the database covers materials in all formats, including printed works from the 15th century. The records describe publications and resources encompassing aspects of agriculture and allied disciplines such as agricultural economics, animal and veterinary sciences, earth and environmental sciences, entomology, extension and education, farming and farming systems, fisheries and aquaculture, food and human nutrition, forestry, and plant sciences. AGRICOLA indexes more than 2,000 serials as well as books, pamphlets, conference proceedings, and other resources. This database is updated and maintained by the National Agricultural Library.

CINAHL (Cumulative Index to Nursing and Allied Health Literature) is a bibliographic database of citations of the literature related to nursing and allied health professions from 1982 to the present. Over 1,200 English language journals are indexed with online abstracts available for more than 800 of these titles. Some full-text articles are available. The database also indexes health-care books, dissertations in nursing, conference proceedings, standards of professional practice, educational software, and audiovisual media.

Cochrane Database (Cochrane Database of Systematic Reviews) is a database containing the full text of over 1,600 systematic reviews of the effects of health care. The reviews are highly structured and systematic, with evidence included or excluded on the basis of explicit quality criteria, to minimize bias. Data are often combined statistically (with meta-analysis) to increase the power of the findings of numerous studies, each too small to produce reliable results individually. It is prepared by the Cochrane Collaboration and is now published by John Wiley & Sons, Ltd. (Chichester, UK). These reviews are regularly updated.

EconLit is the American Economic Association’s bibliographic database of economics literature published in the United States and other countries from 1969 to the present. EconLit contains citations and abstracts from more than 500 economics journals. Some full-text articles are available. The database also indexes books, book chapters, book reviews, dissertations, essays, and working papers. The database covers subjects including accounting, consumer economics, monetary policy, labor, marketing, demographics, modeling, economic theory, and planning. EconLit contains over 350,000 records and is updated monthly.

EMBASE (Excerpta Medica) database is a major biomedical and pharmaceutical containing more than 9 million records from 1974 to the present from over 4,000 journals; approximately 450,000 records are added annually. Over 80 percent of recent records contain full author abstracts. This bibliographic database indexes international journals in the following fields: drug research, pharmacology, pharmaceutics, toxicology, clinical and experimental human medicine, health policy and management, public health, occupational health, environmental health, drug dependence and abuse, psychiatry, forensic medicine, and biomedical engineering/instrumentation. EMBASE is produced by Elsevier Science.

ERIC (Educational Resources Information Center) is a national education database containing nearly 100,000 citations and abstracts published from 1993 to the

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