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PubMed provides access to over 11 million citations from the U.S. National Library of Medicine and other related databases. Links to selected online journals, some freely available, are also included. Updated monthly. Covers 1960s to present. Some citations are in French, Portugese, or Spanish. For more information about PubMed see: http://www.ncbi.nlm.nih.gov/sites/entrez?db=pubmed.
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