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.
*Because of recruitment taking place in a variety of non-research settings, a relatively short questionnaire needs to be completed at enrolment, and a follow-up questionnaire with additional questions will be sent to the participants by email (cfr. PART II).
