1. Division of Infectious Disease Department of Internal Medicine University of Michigan Medical School Ann Arbor Michigan
2. Department of Epidemiology University of Michigan School of Public Health Ann Arbor Michigan
3. Division of Pulmonary Medicine Department of Internal Medicine University of Michigan Medical School Ann Arbor Michigan
4. Division of Thoracic Surgery Department of Surgery University of Michigan Medical School Ann Arbor Michigan
5. Department of Anesthesiology University of Michigan Medical School Ann Arbor Michigan
6. Department of Pathology University of Michigan Medical School Ann Arbor Michigan
7. Division of Infectious Disease Department of Internal Medicine and Microbiology and Immunology University of Michigan Medical School Ann Arbor Michigan