1. Division of Pulmonary, Critical Care, and Sleep Medicine, University of California San Diego, San Diego, California
2. Pulmonary Critical Care Section, Veterans Affairs San Diego Healthcare System, San Diego, California
3. Department of Medicine and
4. Department of Pathology, Microbiology, and Immunology, Vanderbilt University School of Medicine, Nashville, Tennessee
5. Division of Pulmonary and Critical Care, Department of Medicine, University of California San Francisco, San Francisco, California
6. Division of Pulmonary and Critical Care, University of Utah Health, Salt Lake City, Utah
7. Pulmonary and Critical Care Medicine, George E. Whalen Veterans Affairs Medical Center, Salt Lake City, Utah
8. Department of Psychology and
9. Center for the Study of Tobacco Products, Virginia Commonwealth University, Richmond, Virginia
10. Department of Pathology, University of Michigan, Ann Arbor, Michigan
11. Department of Health Behavior, Roswell Park Comprehensive Cancer Center, Buffalo, New York
12. Department of Pediatrics and
13. Baylor College of Medicine, Houston, Texas
14. Center for Translational Research on Inflammatory Diseases, Michael E. DeBakey Veterans Affairs Medical Center, Houston, Texas
15. Division of Pulmonary, Allergy, and Critical Care Medicine, University of Pennsylvania Perelman School of Medicine, Philadelphia, Pennsylvania
16. Battelle Memorial Institute, Columbus, Ohio
17. Comprehensive Cancer Center, The Ohio State University, Columbus, Ohio
18. Aerosol Research Lab, American University of Beirut, Beirut, Lebanon; and
19. Department of Chemistry, Portland State University, Portland, Oregon
20. Department of Cell Biology and Physiology, University of North Carolina, Chapel Hill, North Carolina