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Official website of the National Institutes of Health (NIH). NIH is one of the world's foremost medical research centers. An agency of the U.S. Department of Health and Human Services, the NIH is the Federal focal point for health and medical research. The NIH website offers health information for the public, scientists, researchers, medical professionals, patients, educators,

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Today on Medscape : Get the latest medical news, clinical trial coverage, drug updates, journal articles, CME activities & more on Medscape. A free resource for physicians.

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UpToDate.

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Welcome to www.uny.ac.id | www.uny.ac.id.

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American Academy of Family Physicians represents 134,600 family physicians, residents, & students, providing advocacy, education, patient & practice resources.

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Explore the fact-checked online encyclopedia from Encyclopaedia Britannica with hundreds of thousands of objective articles, biographies, videos, and images from experts.