1. Ragon Institute of Massachusetts General Hospital, Massachusetts Institute of Technology, and Harvard, Massachusetts General Hospital and Harvard Medical School, Harvard University, Boston, Massachusetts;
2. Institute of Immunology, Friedrich-Loeffler-Institute, the Federal Research Institute for Animal Health, Greifswald, Isle of Riems, Germany;
3. Division of Pulmonary, Critical Care and Occupational Medicine, Department of Internal Medicine, College of Medicine, University of Iowa, Iowa City, Iowa;
4. Division of Pulmonary and Critical Care Medicine, and
5. Center for Immunology and Inflammatory Diseases, Massachusetts General Hospital and Harvard Medical School, Harvard University, Charlestown, Massachusetts
6. Division of Infectious Diseases, Department of Internal Medicine, Massachusetts General Hospital, Boston, Massachusetts; and