Andreoni, Stefano, Gian Lorenzo Molinari, Ilaria Crespi, Vesselina Kroumova, and Giacomo Fortina. 2003. “Hospital Epidemiology and Antibiotic Resistance in Clinical Isolates of Enterobacter Cloacae”. Microbiologia Medica 18 (1). https://doi.org/10.4081/mm.2003.3061.