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.
Epidemic curve, measles outbreak Ghent, Belgium 2011. Epidemic curve of measles cases, 10/02/2011 to 18/04/2011 Ghent, Belgium (N=65), sorted by starting date of symptoms. Epidemiological linked cases (=blue) had a known contact with another case.
