1. Pulmonary and Critical Care Medicine, Indiana University School of Medicine, Indianapolis, Indiana
2. Pulmonary and Critical Care Medicine, Mayo Clinic, Rochester, Minnesota
3. Department of Pulmonary Medicine, University of Texas MD Anderson Cancer Center, Houston, Texas
4. American Thoracic Society, New York, New York
5. Pulmonary and Critical Care Medicine, Department of Medicine, Mount Auburn Hospital, Cambridge, Massachusetts; and
6. Harvard Medical School, Boston, Massachusetts