Methods extends free access to papers and offers optional open access model: new services and opportunities for authors and readers .
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Aronsky
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Leong
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McCray
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D005544:Forecasting; D006801:Humans; D016247:Information Storage and Retrieval / Q000639:trends*; D008492:Medical Informatics Computing / Q000639:trends*; D010506:Periodicals as Topic / Q000639:trends*; D011643:Publishing / Q000639:trends*