Outbreak of KPC-2-producing Klebsiella pneumoniae endowed with ceftazidime-avibactam resistance mediated through a VEB-1-mutant (VEB-25), Greece, September to October 2019 Galani, Irene and Karaiskos, Ilias and Souli, Maria and Papoutsaki, Vassiliki and Galani, Lamprini and Gkoufa, Aikaterini and Antoniadou, Anastasia and Giamarellou, Helen, Eurosurveillance, 25, 2000028 (2020), https://doi.org/10.2807/1560-7917.ES.2020.25.3.2000028