Fig. 1.
Time of preparation, set up, control and intervention in the CDC4G study during 2017, 2018 and 2019. Q = quartile, 3 months period
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.