Figure 1.
Monthly incidences per 100 000 persons of positive influenza A and B in Finland from August 2017 to March 2021. The data is stratified by age
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.