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The National Library of Medicine (NLM), on the campus of NIH in Bethesda, Maryland, is the world

wikiHow is a wiki based collaboration to build the world’s largest, highest quality how to manual. Our multilingual how to manual has free step-by-step instructions on how to do all types of things.

Erowid is an online library containing tens of thousands of pages of information about psychoactive drugs, plants, and chemicals, including entheogens, psychedelics, stimulants, depressants and pharmaceuticals. Includes traditional, spiritual, and r...

Authoritative source of scientific cancer research in causation, diagnosis, treatment and prevention. Comprehensive patient care, early detection, referrals, support. Credible, education, hotline, onsite learning center.

The world

Aurico provides a comprehensive array of in-depth background screening, drug testing, assessment tools and related resources that help you find and retain the best people for the job.

About.com Job Search guide including job search advice, job listings, job search engines, resume writing, cover letters, job search letters, job banks, interviewing, unemployment, references, and job search tips and techniques from Alison Doyle.