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Complete contraceptive information resource and guide to birth control choices, family planning, and reproductive options. Accurate contraception facts, information, and failure rates for all contraceptives. Up-to-date facts about birth control and ...

Definition of word from the Merriam-Webster Online Dictionary with audio pronunciations, thesaurus, Word of the Day, and word games.

Detailed worldwide HIV/AIDS information focusing on regional and global responses to the epidemic. Avert.org also provides HIV and AIDS facts, advice and sex education for people of all age groups.

International führender Wissenschaftsverlag - Wissenschaft, Technik, Medizin, Architektur, Wirtschaft und Verkehr - Zeitschriften, Bücher und EContent.

Online Dictionary - Multiple dictionaries including: English dictionary, medical dictionary, legal dictionary, financial dictionary, computer dictionary, thesaurus, dictionary of acronyms and abbreviations, dictionary of idioms, thesaurus, Columbia e...

The largest and most trusted free online thesaurus. Quickly find accurate and up-to-date synonyms, antonyms, and related words at Thesaurus.com. Synonym dictionary, antonym dictionary, words synonyms.

NICHD - The Eunice Kennedy Shriver National Institute of Child Health and Human Development Official Home Page

CDC Centers for Disease Control and Prevention - Your Online Source for Credible Health Information