1. Division of Pulmonary, Critical Care, and Sleep Medicine, The Ohio State University Wexner Medical Center, Columbus, Ohio
2. Division of Environmental and Occupational Health, National Jewish Health Sciences, Denver, Colorado
3. Department of Medicine, University of Cincinnati Medical Center, Cincinnati, Ohio
4. American Thoracic Society, New York, New York
5. Division of Pulmonary and Critical Care Medicine, Department of Medicine, Mount Auburn Hospital/Beth Israel Lahey Health, Cambridge, Massachusetts; and
6. Harvard Medical School, Boston, Massachusetts