1. University Hospitals Cleveland Medical Center, Cleveland, Ohio, USA
2. Case Western Reserve University School of Medicine, Cleveland, Ohio, USA
3. Assiut University, Assiut, Egypt
4. Louis Stokes Cleveland Department of Veterans Affairs Medical Center, Cleveland, Ohio, USA
5. CWRU-Cleveland VAMC Center for Antimicrobial Resistance and Epidemiology (Case VA CARES), Cleveland, Ohio, USA