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PubMed
repository · National Institutes of Health · toll-access
PubMed Central
repository · National Institutes of Health · open access
Europe PMC (PubMed Central)
repository · European Bioinformatics Institute · open access
arXiv (Cornell University)
repository · Cornell University · open access
DOAJ (DOAJ: Directory of Open Access Journals)
repository · open access
HAL (Le Centre pour la Communication Scientifique Directe)
repository · Centre National de la Recherche Scientifique · open access
Springer eBooks
ebook platform · Springer Nature · toll-access
Zenodo (CERN European Organization for Nuclear Research)
repository · European Organization for Nuclear Research · open access
RePEc: Research Papers in Economics
repository · Federal Reserve Bank of St. Louis · open access
SSRN Electronic Journal
repository · RELX Group (Netherlands) · toll-access
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