Yellow fever vaccine

Rarity: Uncommon

A topic a little better known than average, read and translated beyond its own country.

Rarity follows how well known the article is: its views on the French and English Wikipedia over a year, and the number of languages it exists in.

At a glance

Class

Invention

Domain

Science and technology

Knowledge cost

2

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What Wikipedia says

Yellow fever vaccine is a vaccine that protects against yellow fever. Yellow fever is a viral infection that occurs in Africa and South America. Most people begin to develop immunity within ten days of vaccination and are 99% protected within one month, and this appears to be lifelong.

Excerpt from the Wikipedia article “Yellow fever vaccine”, under the CC BY-SA 4.0 license. Read the article on Wikipedia

Image: Agência Brasil Fotografias, CC BY 2.0, via Wikimedia Commons.