Ambretti, S., Gaibani, P., Caroli, F., Miragliotta, L., Bua, G. and Sambri, V. 2009. Phenotypic and genotypic characterization of Klebsiella pneumoniae strains with reduced susceptibiliy to carbapenems. Microbiologia Medica. 24, 4 (Dec. 2009). DOI:https://doi.org/10.4081/mm.2009.2506.