HEATKEYS

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

Lab Tests Online offers noncommercial patient education on blood, urine, and other lab tests to help health care consumers better manage their care.

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 literat...

Trusted medical information to encourage healthy living. Enjoy free health tools and view detailed doctor-reviewed information about diseases, medical symptoms, treatments, drugs, and nutrition.

Online Mendelian Inheritance in Man (OMIM) is a comprehensive, authoritative compendium of human genes and genetic phenotypes that is freely available and updated daily. The full-text, referenced overviews in...

Medical Dictionary is intended for use by healthcare consumers, students, and professionals as well as anyone who wants to keep up with the burgeoning array of terminology found in today’s medical news. By staying clear of jargon, the dictionary o...

Medical reference laboratory providing esoteric and genetic testing services, test selection guidance, result interpretation references, and continuing education for clients worldwide.

Nature - the world

Explore the updated online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of articles, biographies, videos, images, and web sites.