From: How to Include Content in Bookshelf
About Bookshelf [Internet].
Bethesda (MD): National Center for Biotechnology Information (US); 2010-.
NCBI Bookshelf. A service of the National Library of Medicine, National Institutes of Health.
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The content must be peer reviewed |
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The content provider must be able to provide NLM with a PDF or Word document of the content or immediate access to it at a publisher or third-part site |
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The full text of the content must be available in English |