http://www.ncbi.nlm.nih.gov/pubmed
PubMed comprises more than 20 million citations for biomedical literature from MEDLINE, life science journals, and online books. Citations may include links to full-text content from PubMed Central and publisher web sites.
Creador(es): U.S. National Library of Medicine. National Institutes of Health
Recursos añadido en:
12/07/2011
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