Influence of the decrease in ciprofloxacin susceptibility and the presence of human serum on the in vitro susceptibility of Streptococcus pneumoniae to five new quinolones

1. Balcabao, I.P.
2. Alou, L.
3. Aguilar, L.
4. Gomez-Lus, M.L.
5. Giménez, M.J.
6. Prieto, J.