http://www.nlm.nih.gov/pubs/factsheets/pubmed.html
Fact sheet about contents of PubMed as the retrieval system for NLM databases, including MEDLINE.
Originador(es): National Library of Medicine - NLM
Recurso adicionado em:
30/06/2006
Idiomas disponíveis:
Inglês
comments powered by Disqus