1. Division of Clinical Microbiology, Department of Laboratory Medicine and Pathology, Mayo Clinic, Rochester, Minnesota, USA
2. Office of Clinical Trials, Mayo Clinic, Rochester, Minnesota, USA
3. Mayo Clinic Center for Tuberculosis, Rochester, Minnesota, USA
4. Olmsted County Public Health Services, Rochester, Minnesota, USA
5. Division of Preventive, Occupational and Aerospace Medicine, Department of Medicine, Mayo Clinic, Rochester, Minnesota, USA
6. Division of Infectious Diseases, Department of Medicine, Mayo Clinic, Rochester, Minnesota, USA
7. Division of Pulmonary and Critical Care Medicine, Department of Medicine, Mayo Clinic, Rochester, Minnesota, USA