1. Division of Pulmonary, Allergy, and Critical Care
2. Center for Translational Lung Biology, and
3. Department of Biostatistics
4. Center for Clinical Epidemiology and Biostatics, Perelman School of Medicine, University of Pennsylvania, Philadelphia, Pennsylvania
5. Associate Editor, AJRCCM
6. Department of Medicine, and
7. Division of Environmental Health Sciences, School of Public Health, University of California, Berkeley, Berkeley, California; and
8. Department of Medicine and
9. Department of Anesthesia and Cardiovascular Research Institute, University of California, San Francisco, San Francisco, California
10. Department of Pathology, Microbiology, and Immunology, Vanderbilt University School of Medicine, Nashville, Tennessee