license:cc-by-4.0 region:us
The PMC Open Access Subset includes more than 3.4 million journal articles and preprints that are made available under
license terms that allow reuse. 
Not all articles in PMC are available for text mining and other reuse, many have copyright protection, however articles
in the PMC Open Access Subset are made available under Creative Commons or similar licenses that generally allow more
liberal redistribution and reuse than a traditional copyrighted work.
The PMC Open Access Subset is one part of the PMC Article Datasets

This version takes XML version as source, benefiting from the structured text
to split the articles in sections, naming the introduction, methods, results,
discussion and conclusion, front, body and back. XML is then removed and format
it to plain text.
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license: cc-by-4.0
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