Figure 2.
Setup of the smoking cessation face-aging intervention in the waiting room of our HIV outpatient clinic. After the home screen, users were instructed to “Tap ‘Start’ to see how smoking affects your face!” The original setup was in German.
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.