你必须知道的科研必备搜索引擎和数据库~
1.PubMed
https://pubmed.ncbi.nlm.nih.gov/
A free search engine that mainly accesses the MEDLINE database of references and abstracts in biomedical and life sciences. Maintained by the U.S. National Institutes of Health’s National Library of Medicine (NIH/NLM). Distinct from PubMed Central, which is a repository of open-access full text scholarly articles.
2.Google Scholar
https://scholar.google.com/
A free search engine that indexes the full text or metadata of scholarly literature, including peer-reviewed online academic journals and books, conference
papers, theses and dissertations, preprints and more. Owned by Google.
3.Web of Science (WoS)
https://www.webofknowledge.com/
A paid-access platform that gives access to multiple databases hosting reference and citation data from academic journals and conference proceedings across multiple disciplines. Owned by Clarivate.
4.Scopus
https://www.scopus.com/
A paid-access abstract and citation database covering titles—mainly peerreviewed journals—from a large number of publishers within the life, social, physical
and health sciences. Owned by Elsevier.
5.CORE (Connecting Repositories)
An aggregator of open-access content from different systems. All content can be accessed and downloaded free of cost and has limited reuse restrictions.
Provided by the Knowledge Media Institute based at the Open University, UK.
6.Europe PMC
A free repository of open-access full-text biomedical and life sciences research articles. Includes citation information and text-mining tools that link to external molecular and medical databases. The content mirrors that of PubMed Central. Europe PMC is managed by the European Molecular Biology Laboratory-European Bioinformatics Institute (EMBL-EBI).
7.Science.gov
A free, specialised search engine that provides access to the United States government science and technical information and research. Owned by the US
government.
8.bioRxiv
https://www.biorxiv.org
A freely available repository of preprints (papers that have not been peerreviewed and have undergone only basic checks) within the biological sciences. Its
sister site, medRxiv, hosts preprints within the medical sciences. Owned by Cold Spring Harbor Laboratory.