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1. pmc.ncbi.nlm.nih.govPMC Home

   pmc.ncbi.nlm.nih.gov

   PMC is a free full-text archive of biomedical and life sciences journal literature at the U.S. National Institutes of Health's National Library of Medicine (NIH/NLM).

2. doaj.orgDirectory of Open Access Journals – DOAJ

   doaj.org

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   Find open access journals & articles. DOAJ is a unique and extensive index of diverse open access journals from around the world, driven by a growing community, and is committed to ensuring quality content is freely available online for everyone.

3. www.ncbi.nlm.nih.gov › pmcHome - PMC - NCBI - National Center for Biotechnology Information

   www.ncbi.nlm.nih.gov › pmc

   PubMed Central® (PMC) is a free full-text archive of biomedical and life sciences journal literature at the U.S. National Institutes of Health's National Library of Medicine (NIH/NLM).

4. jamanetwork.com › journals › jamanetworkopenOpen Access Medical Research and Commentary - JAMA Network

   jamanetwork.com › journals › jamanetworkopen

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   6 ημέρες πριν · Register for email alerts with links to free full-text articles; Access PDFs of free articles; Manage your interests; Save searches and receive search alerts

5. pubmed.ncbi.nlm.nih.govPubMed

   pubmed.ncbi.nlm.nih.gov

   PubMed® comprises more than 37 million citations for biomedical literature from MEDLINE, life science journals, and online books. Citations may include links to full text content from PubMed Central and publisher web sites.

6. unpaywall.orgUnpaywall

   unpaywall.org

   An open database of 51,744,214 free scholarly articles. We harvest Open Access content from over 50,000 publishers and repositories, and make it easy to find, track, and use. Get the extension

7. pmc.ncbi.nlm.nih.gov › about › introAbout PMC - PMC - PubMed Central (PMC)

   pmc.ncbi.nlm.nih.gov › about › intro

   17 Ιουν 2024 · PubMed Central ® (PMC) is a free full-text archive of biomedical and life sciences journal literature at the U.S. National Institutes of Health's National Library of Medicine (NIH/NLM).