CDC Travelers Health: Yellow Fever: Comprehensive Yellow Fever vaccination requirements.
CDC: Yellow Fever: Factsheets, articles, and press releases about the disease and its vaccine.
eMedicine - Yellow Fever: Article by G David Reeder, MD.
eMedicine - Yellow Fever: Article by William H Shoff, MD, DTM&H.
eMedicine - Yellow Fever: Article by Malini K Singh, MD.
Health Canada Disease Information: Yellow Fever: Learn more about yellow fever worldwide, along with the latest Health Canada recommendations on prevention.
Mamas Health: Learn about Yellow Fever, what causes it, statistics and how to prevent it.
MDTravel Health - Yellow Fever: Factsheet about the disease and vaccine, focusing on travelers.
MedlinePlus Medical Encyclopedia: Yellow Fever: Includes cause, risk factors, symptoms, diagnosis, treatment, complications, prognosis, and prevention.
NHS Direct Online Health Encyclopaedia: Encyclopaedia article about the tropical disease yellow fever.
The Panama Puzzle: Online virology tutorial. It's June 25th, 1900. Walter Reed needs your help to put an end to "yellow jack," a disease causing his men to drop like flies.
The Political Graveyard: Politicians who died of yellow fever.
Update on Yellow Fever in the Americas: Disease information from the Pan American Health Organization.
WHO/OMS: Yellow Fever: Factsheets on the disease and its vaccine.
WHO: Yellow Fever: Features disease and vaccine information, factsheets, news stories, articles, information for travelers, and international programs.
Yellow Fever Facts: Factsheet with cause, symptoms, risk factors, diagnosis, prognosis, treatment, and prevention.