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MEDLINE
http://www.pubmed.gov |
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Instituto Nacional del Cáncer (NCI – USA) (en español)
http://www.cancer.gov/espanol?ref=tile |
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HPV Vaccines (NCI)
http://www.nci.nih.gov/cancertopics/hpv-vaccines |
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OVID
http://www.ovid.com/site/index.jsp |
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Cancer literature (NCI)
http://www.cancer.gov/cancerinfo/literature |
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Stanford University Hospital - The Health Library
http://www-med.stanford.edu/healthlib/ |
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Biblioteca Universidad de Barcelona
http://www.bib.ub.edu/ |
