1. Department of Microbiology and Immunology, University of Minnesota, Minneapolis, Minnesota, USA
2. Department of Medicine, University of Minnesota, Minneapolis, Minnesota, USA
3. University Imaging Centers, University of Minnesota, Minneapolis, Minnesota, USA
4. Mayo Clinic and Research Foundation, Rochester, Minnesota, USA
5. Department of Molecular Biology and Microbiology, Case Western Reserve University, Cleveland, Ohio, USA
6. Centre du Recherche du Centre Hospitalier de l'Université de Montréal (CRCHUM), Montréal, Quebec, Canada
7. Département de Microbiologie, Infectiologie et Immunologie, Université de Montréal, Montréal, Quebec, Canada
8. Department of Medicine, Université de Montréal, Montréal, Quebec, Canada
9. Merck & Co., Inc., Kenilworth, New Jersey, USA
10. Division of Biostatistics, School of Public Health, University of Minnesota, Minneapolis, Minnesota, USA