Figure 2.
Cumulative number of cases of invasive meningococcal disease caused by (A): serogroup B; (B): serogroup W; and (C): serogroup Y in the first COVID-19 year (2020–2021; black) compared to the previous five pre-COVID-19 years (blue).
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.