1. Department of Medicine, University of Pittsburgh, Pittsburgh, Pennsylvania, USA
2. Antibiotic Management Program, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, USA
3. Public Health Research Institute Tuberculosis Center, New Jersey Medical School, Rutgers University, Newark, New Jersey, USA
4. Department of Pharmacy & Therapeutics, University of Pittsburgh, Pittsburgh, Pennsylvania, USA
5. XDR Pathogen Laboratory, University of Pittsburgh Medical Center, Pittsburgh, Pennsylvania, USA
6. VA Pittsburgh Healthcare System, Pittsburgh, Pennsylvania, USA