Europe PMC

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Filter your search to show only articles of the following types.
  1. Research articles: articles presenting the results of experimental research.
  2. Reviews: reviews on a topic covering a broad set of previously published articles.
  3. Preprints: research articles that have not yet undergone formal peer-review and have been submitted to public preprint servers.
  4. Journal published: journal published articles that have been connected to their previously posted preprints.
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Free full text articles are available in Europe PMC from legal sources and may be either:
  1. Free to read, which are free to read, but not to reuse, modify, or share without permission.
  2. Free to read & use, which are free to read, use, modify and share. These articles are the Open Access subset of Free to read articles, and are made available under a Creative Commons license, or similar, which allows more liberal redistribution and reuse than a traditionally copyrighted work. Please refer to the license statement in each article for specific terms of use. The license terms are not identical for all the articles.
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