Changes in KPC-producing Klebsiella pneumoniae susceptibility from the pre- to ceftazidime-avibactam era. Issue 4 (3rd April 2022) - Boattini, Matteo; Bianco, Gabriele; Comini, Sara; Iannaccone, Marco; Casale, Roberto; Charrier, Lorena; Cavallo, Rossana; Costa, Cristina