Search Factsheets on Vaccination: special circumstances
Featured Factsheets: Vaccination: special circumstances
Yellow fever factsheet
Yellow fever is caused by a virus, which circulates between infected monkeys or humans and mosquitoes and occurs in parts of the tropical and sub-tropical regions of Africa and South/Central America (including Trinidad)
Updated: 14 Jan 2020
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Infants under 9 months of age
The risk of yellow fever vaccine-associated encephalitis is higher in infants under nine months of age
Updated: 14 Jun 2016
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Countries with risk of yellow fever transmission
List of countries or areas where World Health Organization has determined there is a risk of yellow fever transmission
Updated: 09 Nov 2018
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