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The A.D.A.M. Medical Encyclopedia includes over 4,000 articles about diseases, tests, symptoms, injuries, and surgeries. It also contains an extensive library of medical photographs and illustrations. For more information about A.D.A.M., see its content review board.
Welcome to MedlinePlus. MedlinePlus is an online health information resource for patients and their families and friends. It is a service of the National Library of Medicine (NLM), the world's largest medical library, which is part of the National Institutes of Health (NIH). Learn more about MedlinePlus
Medical Dictionary. Search medical terms and abbreviations with the most up-to-date and comprehensive medical dictionary from the reference experts at Merriam-Webster. Master today's medical vocabulary. Become an informed health-care consumer!
