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PubMed. PubMed is a free database including primarily the MEDLINE database of references and abstracts on life sciences and biomedical topics. The United States National Library of Medicine (NLM) at the National Institutes of Health maintains the database as part of the Entrez system of information retrieval.
The main academic full-text databases are open archives or link-resolution services, although others operate under different models such as mirroring or hybrid publishers. Such services typically provide access to full text and full-text search, but also metadata about items for which no full text is available.
PubMed Central ( PMC) is a free digital repository that archives open access full-text scholarly articles that have been published in biomedical and life sciences journals. As one of the major research databases developed by the National Center for Biotechnology Information (NCBI), PubMed Central is more than a document repository.
The United States National Library of Medicine ( NLM ), operated by the United States federal government, is the world's largest medical library. [ 5] Located in Bethesda, Maryland, the NLM is an institute within the National Institutes of Health. Its collections include more than seven million books, journals, technical reports, manuscripts ...
ncbi.nlm.nih.gov. The National Center for Biotechnology Information ( NCBI) [ 1][ 2] is part of the United States National Library of Medicine (NLM), a branch of the National Institutes of Health (NIH). It is approved and funded by the government of the United States. The NCBI is located in Bethesda, Maryland, and was founded in 1988 through ...
In a 2015 comparison with MEDLINE, PubMed Central, EMBASE and SCOPUS, DOAJ resulted to have the highest number of open access journals listed, but less than a half of them had actively published contents on DOAJ. [13] There is a partnership DOAJ and OpenAIRE since October 2022. [14] [15]
1879-2004. ISSN. 0019-3879. Index Medicus ( IM) is a curated subset of MEDLINE, which is a bibliographic database of life science and biomedical science information, principally scientific journal articles. From 1879 to 2004, Index Medicus was a comprehensive bibliographic index of such articles in the form of a print index or (in later years ...
Entrez. The Entrez ( IPA: [ɒnˈtreɪ]) [1] Global Query Cross-Database Search System is a federated search engine, or web portal that allows users to search many discrete health sciences databases at the National Center for Biotechnology Information (NCBI) website. [2] The NCBI is a part of the National Library of Medicine (NLM), which is ...