1. Duke Human Vaccine Institute, Department of Medicine, School of Medicine, Duke University , Durham, North Carolina
2. Department of Pharmacology, School of Medicine, University of North Carolina at Chapel Hill , Chapel Hill, North Carolina
3. Department of Microbiology and Immunology, Uniformed Services University , Bethesda, Maryland
4. Department of Pharmaceutical Sciences, College of Pharmacy, Oregon State University , Corvallis, Oregon
5. Department of Microbiology and Immunology, University of North Carolina at Chapel Hill , Chapel Hill, North Carolina
6. Vaccine and Gene Therapy Institute, Oregon Health & Science University , Beaverton, Oregon
7. Division of Infectious Diseases, Department of Medicine, School of Medicine, University of North Carolina at Chapel Hill , Chapel Hill, North Carolina