HEATKEYS

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.

Providing researchers with access to millions of scientific documents from journals, books, series, protocols and reference works.

Medications, prescription drug information, pill identifier and pharmacy locator (24 hr pharmacies) for consumers and medical health professionals. The most popular drugs and their side effects, interactions, and use.

Health information for consumers on first aid for medical emergencies, accidents and injuries, symptoms and treatment of disease and health conditions, and physical and the emotional well-being that contribute to general wellness.

Life Technologies Corporation (NASDAQ: LIFE) is a global biotechnology tools company dedicated to improving the human condition. Our systems, consumables, reagents and services enable researchers to accelerate scientific exploration.

ChemSpider is a free chemical structure database providing fast access to over 26 million structures, properties and associated information.

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