R. Zarrilli, M. Giannouli, F. Tomasone, M. Triassi, and A. Tsakris, “Carbapenem resistance in Acinetobacter baumannii: the molecular epidemic features of an emerging problem in health care facilities”, J Infect Dev Ctries, vol. 3, no. 05, pp. 335–341, Jun. 2009.