“…Moreover, one-third of the subjects' mothers had died, and one of five patients was an adopted child. These circumstances are closely linked to the fact that most HIVpositive children and adolescents in Switzerland have been infected vertically by an HIV-positive mother, in contrast with the situation prevailing in other countries in which many adolescents contract their disease through sexual intercourse or intravenous drug use [17][18][19][20][21]. This qualitative study was strengthened by our access to a goodly number of HIV-positive adolescents who, under the assurance of confidentiality and ethical guidelines, expressed themselves openly and sincerely, which allowed a broad exploration of factors linked to their decisions to disclose the infection to others.…”