Implementation of contact isolation strategy for the containment of extended-spectrum ß-lactamase carriers in a University Hospital positively affects the epidemiology of carbapenemase-producing Enterobacterales Marta Hernández-García; Cristina Díaz-Agero; Blanca Pérez-Viso; Ana María Sánchez; Nieves López-Fresneña; María Isabel Morosini; Patricia Ruiz-Garbajosa; Rafael Cantón;

Characterization of AmpC ß-lactamase mutations of extensively drug-resistant Pseudomonas aeruginosa isolates that develop resistance to ceftolozane/tazobactam during therapy Marta Fernández-Esgueva; Ana Isabel López-Calleja; Xavier Mulet; Pablo A. Fraile-Ribot; Gabriel Cabot; Rafael Huarte; Antonio Rezusta; Antonio Oliver;

Surveillance studies on antimicrobial susceptibility, from international to local studies Rafael Cantón; María Isabel Morosini;