1. Division of Pulmonary and Critical Care Medicine, Department of Medicine, and
2. Department of Pathology, Massachusetts General Hospital, Boston, Massachusetts;
3. Division of Cardiovascular Medicine,
4. Division of Pulmonary and Critical Care Medicine,
5. Division of Hematology and Oncology, Department of Medicine, and
6. Department of Pathology, Brigham and Women’s Hospital, Boston, Massachusetts;
7. Dana Farber Cancer Institute, Harvard Medical School, Boston, Massachusetts;
8. Division of Pulmonary and Critical Care Medicine, Department of Medicine,
9. Division of Cardiovascular and Thoracic Surgery, Department of Surgery, and
10. Division of Cardiology, Department of Medicine, Duke University Medical Center, Duke University, Durham, North Carolina;
11. Department of Pathology, Boston Children’s Hospital, Boston, Massachusetts;
12. Department of Hematology and Oncology, Dokkyo Medical University, Tochigi, Japan;
13. Division of Pulmonary and Critical Care Medicine, Department of Medicine, Ronald Reagan UCLA Medical Center, University of California, Los Angeles, Los Angeles, California; and
14. Division of Pulmonary and Critical Care Medicine, Department of Medicine, University of Washington, Seattle, Washington