Index case facts for kids
The index case (occasionally referred to as patient zero) is the first patient in a disease epidemic within a large population, or the first documented patient included in an epidemiological study.
See also
In Spanish: Caso índice para niños
All content from Kiddle encyclopedia articles (including the article images and facts) can be freely used under Attribution-ShareAlike license, unless stated otherwise. Cite this article:
Index case Facts for Kids. Kiddle Encyclopedia.