The eMedicine point-of-care clinical reference features up-to-date, searchable, peer-reviewed medical articles organized in specialty-focused textbooks, and is continuously updated with practice-changing evidence culled daily from the medical literature.

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complete source on Endocrinology, authoritative, constantly up-dated, down-loadable, free, for MDs worldwide.Prepared by world-renowned experts, and visited by thousands of MDs daily. All content can be downloaded for personal use.

The National Library of Medicine (NLM), on the campus of NIH in Bethesda, Maryland, is the world's largest medical library. It collects materials in all major areas of the health sciences and to a lesser degree in such areas as chemistry, physics, botany and zoology. The collections stand at 5 million items--books, journals, technical reports, manuscripts, microfilms, photographs and images. Housed within the Library is one of the world's finest medical history collections of old (pre-1914) and rare medical texts, manuscripts, and incunabula.

HealthCentral.com is one of the most trusted sources of medical information and up to date news and contains a doctor-approved health encyclopedia of diseases and conditions, the ability to find symptoms and treatments. Also drug information with side effects and interactions

Find the Web's best health guides, medical reports, health news, and videos for any health topic.

Extensive knowledge base of medical information on symptoms, diagnosis, and misdiagnosis of more than 20,000 medical conditions. Research causes of your symptoms or research treatments for diseases.