 Hari imiryango mitomito aho abagabo bafise imyaka iri hagati ya 16 na 23 bose banduye umugera VIH, niko umuganga aturuka muri Hollande, Jacobus de Waard yigisha kuri Kaminuza ya Venezuela, yatanguye kubavura kuva mu 1993, yavuze. 