1. Department of Microbiology, Immunology, and Cancer Biology, University of Virginia Health System, Charlottesville, Virginia, USA
2. Department of Pediatrics and the Center for Cystic Fibrosis Research, Emory University School of Medicine, Children's Healthcare of Atlanta, Inc., Atlanta, Georgia, USA
3. The J. Craig Venter Institute, Rockville, Maryland, USA
4. Microbiology Service, Department of Laboratory Medicine, Clinical Center, National Institutes of Health, Bethesda, Maryland, USA
5. Laboratory of Clinical Infectious Diseases, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Bethesda, Maryland, USA
6. University of Texas Southwestern Medical School, Dallas, Texas, USA
7. Pacific Biosciences, Menlo Park, California, USA
8. The George Washington University, Washington, DC, USA