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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...

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Bibliografiske detaljer
Udgivet i:Bull Med Libr Assoc
Hovedforfatter: Feinglos, S J
Format: Artigo
Sprog:Inglês
Udgivet: Medical Library Association 1983
Fag:
Online adgang: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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