New extended-spectrum TEM-type β-lactamase from Salmonella enterica subsp. enterica isolated in a nosocomial outbreak

1. Morosini, M.I.
2. Canton, R.
3. Martinez-Beltran, J.
4. Negri, M.C.
5. Perez-Diaz, J.C.
6. Baquero, F.
7. Blazquez, J.