1. Department of Microbiology, University of Washington School of Medicine, Seattle, Washington, USA
2. Department of Radiology, University of Washington School of Medicine, Seattle, Washington, USA
3. St. Vincent’s University Hospital, Dublin, Ireland
4. Department of Laboratory Medicine, University of Washington School of Medicine, Seattle, Washington, USA
5. Departments of Internal Medicine and Molecular Physiology and Biophysics, Pappajohn Biomedical Institute, Roy J and Lucille A Carver College of Medicine, University of Iowa, Iowa City, Iowa, USA
6. Howard Hughes Medical Institute, University of Iowa, Iowa City, Iowa, USA
7. Department of Medicine, University of Washington School of Medicine, Seattle, Washington, USA
8. Department of Pediatrics, University of Washington School of Medicine, Seattle, Washington, USA