Age and sex distribution of sexually transmitted diseases in Valladolid. A study of 5076 cases

1. Orduña Domingo, A.
2. Chu, J.J.
3. Eiros Bouza, J.M.
4. Bratos Pérez, M.A.
5. Gutiérrez Rodríguez, M.P.
6. Almaraz Gómez, A.
7. Useros Fernández, J.L.
8. Rodríguez Torres, A.