Acquisition of Rectal Colonization by Vancomycin-Resistant Enterococcus among Intensive Care Unit Patients Treated with Piperacillin-Tazobactam versus Those Receiving Cefepime-Containing Antibiotic Regimens

David L. Paterson, Carlene A. Muto, Magdaline Ndirangu, Peter K. Linden, Brian A. Potoski, Blair Capitano, Robert A. Bonomo, David C. Aron and Curtis J. Donskey

Antimicrobial Agents and Chemotherapy 52 ( 2 ): 465 - 469 , 2008