In vitro activity of oral cephalosporins against pediatric isolates of Streptococcus pneumoniae non-susceptible to penicillin, amoxicillin or erythromycin

1. Fenoll, A.
2. Giménez, M.J.
3. Robledo, O.
4. Aguilar, L.
5. Tarragó, D.
6. Granizo, J.J.
7. Gimeno, M.
8. Coronel, P.