ANRS establishes a cohort study in order to describe the long-term safety of preventive HIV-vaccines administered in phase I and II clinical trials to healthy volunteers of the "ANRS volunteer-network" in France and to gather clinical and biological data in a database and blood specimen collection which could be analysed in case of a long-term safety issue in ANRS vaccine trials or if pertinent, in other HIV vaccine trials ANRS COV1-COHVAC is a prospective, multicentric cohort study composed of participants in preventive HIV-vaccines phase I and II trials. All ANRS volunteers who ever received one dose of a candidate vaccine are eligible and those who are going to complete their participation to a clinical trial during the cohort study time.