Reporting antimicrobial susceptibilities and phenotypes of resistance to vancomycin in vancomycin-resistant Enterococcus spp. clinical isolates: A nationwide proficiency study Felipe Fernández-Cuenca; Inmaculada López-Hernández; Emilia Cercenado; María Carmen Conejo; Nuria Tormo; Concepción Gimeno; Alvaro Pascual;

First report of blaCTX-M-15 and blaOXA-48-producing Citrobacter europaeus in Spain Virginia Vilar-García; Felipe Fernández-Cuenca; Natalia Chueca; Lorena López-Cerero;

First characterization of a Klebsiella pneumoniae clinical isolate producing VEB-1 and OXA-436 in Spain Laura Pastor Gómez; Ana Isabel Aller García; Inmaculada López-Hernández; Lorena López-Cerero;