Changing Characteristics and In Vitro Susceptibility to Ceftazidime/Avibactam of Bloodstream Extensively Drug-Resistant Klebsiella pneumoniae from a Greek Intensive Care Unit. - Mavroidi A; Katsiari M; Likousi S; Palla E; Roussou Z; Nikolaou C; Mathas C; Merkouri E; Platsouka ED (Microbial drug resistance (Larchmont, N.Y.), 2020)