Download video file (10.9MB, mp4)
Summary of the contextual pertussis epidemiology in older adults across and in selected European countries (Denmark, England, Scotland, Finland, Germany, The Netherlands, Norway, and Sweden) (MP4 11173 kb)
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.