%0 Journal Article %A Ruiz de Alegria, C %A Rodriguez-Bano, J %A Cano, ME %A Hernandez-Bello, JR %A Calvo, J %A Roman, E %A Diaz, MA %A Pascual, A %A Martinez-Martinez, L %T Klebsiella pneumoniae strains producing extended-spectrum beta-lactamases in Spain: microbiological and clinical features. %D 2011 %U http://hdl.handle.net/10668/2080 %X Extended-spectrum β-lactamases (ESBL) of the CTX-M, SHV, and TEM families were recognized in 76 (67%), 31 (27%), and 6 (5%) isolates, respectively, among 162 ESBL-producing Klebsiella pneumoniae (ESBL-Kp) strains obtained in a multicenter study in Spain. Predisposing factors for ESBL-Kp acquisition included invasive procedures, mechanical ventilation, and previous antimicrobial use. %K Antibacterianos %K Recién nacido %K Infecciones por klebsiella %~