Prevalence of human immunodeficiency virus infection among parenteral drug users in the community of Valencia 1987-1991)

1. Hernández Aguado, I.
2. Santos Rubio, C.
3. Torrella Ramos, A.
4. Aviñó, M.J.
5. Fernández García, E.
6. García de la Hera, M.
7. Salazar Fraile, J.
8. Moya García, C.