| http://www.w3.org/ns/prov#value | - Search Now Database Help Dates: 1994 to present Description: Bookshelf is an online searchable collection of more than 500 books, reports, databases, and other scholarly literature in biology, medicine, and the life sciences developed and managed by the National Center for Biotechnology Information (NCBI) in the National Library of Medicine (NLM) at the National Institutes of Health.As the books d
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