Assertion: yellow jack | /r/HasProperty | risk
Facets:
Source sentences:
text: The yellow fever vaccine is only recommended for people living in or traveling to places where yellow fever is a risk — or for people who work in labs studying the virus
text: Travelers Everyone ages 9 months through 59 years who plans to travel to parts of Africa or South America where yellow fever is a risk needs 1 dose of the yellow fever vaccine.
text: To find out if yellow fever is a risk where you're travelling to, or if the country you're visiting requires a vaccination certificate, see: