Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Principal Component Analysis Plot (PCA) showing the influence of the health variables (Human, Environmental, and Animal) over the 29 cities included in the Metropolitan area of Curitiba, Parana State, Brazil, according distance from the capital. Ellipses around the groups expresses confidence ellipses [25].
