Fig 4.
Seasonal decomposition analysis showing the trend (A) and seasonal factor (B) of monthly imported CHIKV cases, from January 2008 to December 2017.
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.