1. UC Davis School of Medicine, Department of Internal Medicine, Division of Infectious Diseases, Sacramento, California, USA
2. UC Davis School of Medicine, Department of Medical Microbiology and Immunology, Sacramento, California, USA
3. Department of Medical Affairs, Mayne Pharma, Inc., Raleigh, North Carolina, USA
4. Department of Medical Affairs, Mayne Pharma, LLC, Melbourne, Australia
5. University of Texas Health Science Center, Division of Infectious Diseases, San Antonio, Texas, USA
6. South Texas Veterans Health Care System, San Antonio, Texas, USA