FIGURE 1.
α1-antitrypsin deficiency a) PI*S and b) PI*Z gene frequency distribution across Europe. Reproduced from [1] with permission from the publisher.
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.