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The mission of the National Institute on Drug Abuse (NIDA) is to lead the Nation bringing the power of science to bear on drug abuse and addiction.

The authoritative Collins dictionaries now available online. Search amongst hundreds of thousands of words and expressions in Spanish, French, German, Italian, Chinese, Portuguese, Russian and synonyms dictionaries.

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

italki is a language learning social network that connects students and language teachers. You can find language exchange partners, practice speaking a foreign language, ask questions, find free online language resources, and get help from an intern...

Translation by Babylon is a free online version of Babylon

Diccionario en l

YouTube is a place to discover, watch, upload and share videos.

Our medical staff will serve all of your Orthopaedic and Sports Medicine needs in Chattanooga. Our specialties include Cervical and Spine surgery and care, joint replacement, foot and ankle, shoulder, knee, hand and elbow surgery and care.

Información sobre la salud y recursos acerca de enfermedades y afecciones proporcionados por la organización American Academy of Family Physicians