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Understanding Terms & Getting Background Information
Sponsored by the National Institutes of Health. Provides information about diseases, conditions, and wellness issues and links to medical research and information about clinical trials.
Provides access to a collection of reference books including encyclopedias, dictionaries, measurement conversions and more.
Oxford Reference Online
Search over 250 dictionaries and reference titles covering the complete subject spectrum: from General Reference and Language to Science and Medicine, and from Humanities and Social Sciences to Business and Professional.