| NARIC
National Rehabilitation Information Center (includes REHABDATA database)
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| National Guideline Clearinghouse
Evidence-based Practice Guidelines
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| National Health Information Center
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| National Hospice & Palliative Care Organization Database
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| National Institutes of Health (NIH) Image Bank
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| National Organization for Rare Disorders and Orphan Drugs Databases
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| National Quality Measures Clearinghouse (NQMC)
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| National Vital Statistics System
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| Nationmaster.com
General information on countries.
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| Natural Hazards Center at the University of Colorado, Boulder
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 | Natural Standard : the authority on integrative medicine
Evidence-based information about complementary and alternative therapies
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| | Natural Standard | | |
| NCI (National Cancer Institute) Visuals Online
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| NCME TV
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| | Login Required
See More Info for access information. | | |
| NewsBank NewsFile Collection
Full-text news resource covering over 500 national and international news sources.
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See More Info for access information. | 1991-2009 | |
| NHS Economic Evaluation Database (Economic Evaluations)
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| | Cochrane Library
See More Info for access information. | | |
| NLM Gateway from the National Library of Medicine
Search in multiple retrieval systems at the U.S. National Library of Medicine (NLM)
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| NOAH - New York Online Access to Health
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| Nursing Home Compare
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= Multiple sources