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.
ClinRegs monthly usage. New users (red), return users (orange), user sessions (blue), country pageviews (green). Number of country profiles available in ClinRegs (columnar numbers) and website initiatives (black brackets), September 2014 through August 2020.
