title: Prevalence of extended-spectrum beta-lactamases in group-1 beta-lactamase-producing isolates.
authors: Servicio de Microbiología, Hospital Ramón y Cajal, 28034-Madrid, Spain.
authors: C
authors: C
authors: Varela
authors: A
authors: A
authors: Oliver
authors: T M
authors: TM
authors: Coque
authors: F
authors: F
authors: Baquero
authors: R
authors: R
authors: Cantón
mesh_terms: D004352:Drug Resistance, Microbial; D004755:Enterobacteriaceae / Q000187:drug effects* / Q000201:enzymology* / Q000235:genetics; D004756:Enterobacteriaceae Infections / Q000453:epidemiology / Q000382:microbiology*; D006801:Humans; D008826:Microbial Sensitivity Tests; D009154:Mutation; D010641:Phenotype; D010957:Plasmids; D015995:Prevalence; D013030:Spain / Q000453:epidemiology; D001618:beta-Lactamases / Q000032:analysis* / Q000096:biosynthesis
chemical_list: D001618:beta-Lactamases