Wild Birds, Frequent Carriers of Extended-Spectrum β-Lactamase (ESBL) Producing Escherichia coli of CTX-M and SHV-12 Types

1. Alcalá, L.
2. Alonso, C.A.
3. Simón, C.
4. González-Esteban, C.
5. Orós, J.
6. Rezusta, A.
7. Ortega, C.
8. Torres, C.