Figure 1.
Weekly number of influenza‐positive specimens by type and subtype among outpatients with influenza‐like illness and inpatients with severe acute or chronic respiratory illness, Klerksdorp and Pietermaritzburg, South Africa, 2013‐2015
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.