1. Departments of Medicine, Epidemiology, and Biostatistics, University of California, San Francisco, San Francisco, CA;
2. Division of Infectious Diseases, Stanford University School of Medicine, Palo Alto, CA;
3. Genentech, Inc., South San Francisco, CA;
4. Department of Medical Microbiology and Immunology, University of California, Davis, Davis, CA;
5. Yerkes National Primate Research Center, Emory University, Atlanta, GA;
6. Department of Microbiology, Tumor and Cell Biology, Karolinska Institutet, Stockholm, Sweden;
7. Department of Medicine, Case Western Reserve University, Cleveland, OH;
8. Department of Immunology and Microbiology, Rush University, Chicago, IL;
9. CORE Center, Stroger Hospital of Cook County, Chicago and Rush University Medical Center, Chicago, IL;
10. Department of Medicine, University of Minnesota, Minneapolis, MN; and
11. Westmead Millennium Institute for Medical Research and University of Sydney, Sydney, Australia