1. Division of Pulmonary and Critical Care Medicine, University of Michigan Health System, Ann Arbor, Michigan
2. School of Public Health, University of Michigan, Ann Arbor, Michigan
3. Department of Medicine and
4. Department of Epidemiology, Columbia University Medical Center, New York, New York
5. Center for Genomics and Personalized Medicine Research, School of Medicine, Wake Forest University, Winston-Salem, North Carolina
6. Department of Medicine, National Jewish Health, Denver, Colorado
7. Division of Pulmonary, Critical Care, Allergy and Sleep Medicine, Department of Medicine, University of California, San Francisco, San Francisco, California
8. Division of Pulmonary, Critical Care and Occupational Medicine, Department of Internal Medicine
9. Division of Pulmonary and Critical Care Medicine, David Geffen School of Medicine, University of California, Los Angeles, Los Angeles, California
10. Department of Biostatistics and
11. Department of Thoracic Medicine and Surgery, Lewis Katz School of Medicine, Temple University, Philadelphia, Pennsylvania
12. Medicine Service, Veterans Administration Ann Arbor Healthcare System, Ann Arbor, Michigan
13. Division of Pulmonary, Allergy and Critical Care Medicine and
14. UAB Lung Health Center, School of Medicine, University of Alabama at Birmingham, Birmingham, Alabama
15. Division of Pulmonary and Critical Care Medicine, Johns Hopkins University, Baltimore, Maryland
16. Department of Radiology, and
17. Department of Biomedical Engineering, Carver College of Medicine, University of Iowa, Iowa City, Iowa
18. Division of Pulmonary and Critical Care Medicine, Department of Internal Medicine, School of Medicine, University of Utah, Salt Lake City, Utah
19. Division of Pulmonary, Critical Care, Sleep and Allergy, Department of Medicine, University of Illinois College of Medicine at Chicago, Chicago, Illinois
20. Office of Scientific Affairs, Evidera, Bethesda, Maryland
21. Department of Internal Medicine, Weill Cornell Medical College, New York, New York; and
22. Marsico Lung Institute/Cystic Fibrosis Research Center, Department of Medicine, University of North Carolina at Chapel Hill, Chapel Hill, North Carolina
23. Division of Pulmonary, Critical Care, Sleep and Allergy, University of Nebraska Medical Center, Omaha, Nebraska