Comparative in vitro activity of common antibiotics and relationship with changes in Streptococcus pneumoniae serotypes causing otitis in children prior to and 10 years after introduction of conjugate vaccines in Spain

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