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MedlinePlus Medical Encyclopedia: Yellow Fever - http://www.nlm.nih.gov/medlineplus/ency/article/001365.htm
Includes cause, risk factors, symptoms, diagnosis, treatment, complications, prognosis, and prevention. |
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WHO: Yellow Fever - http://www.who.int/csr/disease/yellowfev/en/
Features disease and vaccine information, factsheets, news stories, articles, information for travelers, and international programs. |
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WHO/OMS: Yellow Fever - http://www.who.int/health-topics/yellow.htm
Factsheets on the disease and its vaccine. |