American Academy of Family Physicians (AAFP) represents 128,300 family physicians, residents, & students, providing advocacy, education, patient & practice resources.

The source for medical equations, algorithms, scores, and guidelines.

Find information on health conditions, wellness issues, and more in easy-to-read language on MedlinePlus, the up-to-date, trusted health information site from the NIH and the National Library of Medicine.

Radiopaedia.org, the peer-reviewed collaborative radiology resource.

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mayo clinic is a top-ranked hospital in the u.s., with campuses in arizona, florida, and minnesota

the best science for better lives. explore the latest high-quality research from the lancet group

The United Nations agency working to promote health, keep the world safe and serve the vulnerable.

Information from the National Health Service on conditions, treatments, local services and healthy living.