Figure 1.
Distribution of daily mean values of Legionella in water of PG1 and NG2. 1 = positive group by at least one of the culture-based methods; 2 = negative group by at least one of the culture-based methods.
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.