MEDLINE at BRS, DIALOG, and NLM: is there a choice?
Since May 1981, MEDLINE has been offered by three vendors: Bibliographic Retrieval Services, DIALOG, and the National Library of Medicine. Although the contents of these MEDLINE files are basically the same, they have major differences: on-line versus off-line coverage, costs, hours, software capabi...
Na minha lista:
| Publicado no: | Bull Med Libr Assoc |
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| Autor principal: | |
| Formato: | Artigo |
| Idioma: | Inglês |
| Publicado em: |
Medical Library Association
1983
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| Assuntos: | |
| Acesso em linha: | https://ncbi.nlm.nih.govhttps://pmc.ncbi.nlm.nih.gov/articles/PMC227091/ https://ncbi.nlm.nih.govhttps://pubmed.ncbi.nlm.nih.gov/6338981/ |
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