Global Challenge of Multidrug-Resistant Acinetobacter baumannii Federico Perez, Andrea M. Hujer, Kristine M. Hujer, Brooke K. Decker, Philip N. Rather, and Robert A. Bonomo* Division of Infectious Diseases and HIV Medicine, University Hospitals, Case Medical Center, Research Service, Louis Stokes Cleveland Department of Veterans Affairs Medical Center, and Case Western Reserve University School...