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.
Flowchart showing subject participation in the study. * This participant did not show an intention to take nPEP as assessed by a questionnaire. ** Six showed an intention to take nPEP and four showed no intention to take nPEP when assessed by a questionnaire
