1. Division of Pulmonary and Critical Care Medicine, Loyola University Chicago, Chicago, Illinois
2. Department of Health Research Methods, Evidence, and Impact, McMaster University, Hamilton, Ontario, Canada
3. Department of Medicine, Albert Einstein College of Medicine, Bronx, New York
4. Division of Pulmonary and Critical Care Medicine/Spectrum Health, Michigan State University College of Human Medicine, Grand Rapids, Michigan
5. Department of Medicine, Boston University School of Medicine, Boston, Massachusetts
6. American Thoracic Society, New York, New York
7. Respiratory Department, San Pedro de Alcántara Hospital, Cáceres, Spain
8. CIBER de enfermedades respiratorias (CIBERES), Madrid, Spain
9. Instituto Universitario de Investigación Biosanitaria de Extremadura (INUBE), Cáceres, Spain; and
10. Department of Medicine, University of Chicago, Chicago, Illinois