Figure 1.
Numbers of group A Streptococcus–positive swab samples per child, colored according to the number of distinct emm types (A) or distinct emm clusters (B) present in these samples.
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.