Prevalence of HIV infection among young adult injecting and non-injecting heroin users in Spain in the era of harm reduction programmes: Gender differences and other related factors

1. Barrio, G.
2. de La Fuente, L.
3. Toro, C.
4. Brugal, T.M.
5. Soriano, V.
6. Gonzalez, F.
7. Bravo, M.J.
8. Vallejo, F.
9. Silva, T.C.