1. Human Vaccine Institute, Duke University Medical Center, Durham, North Carolina, USA
2. Department of Computational Biology and Bioinformatics, Duke University, Durham, North Carolina, USA
3. Department of Pediatrics, University of Alabama, Birmingham, Alabama, USA
4. Department of Pathology, Johns Hopkins University, Baltimore, Maryland, USA
5. Department of Biostatistics, Johns Hopkins University, Baltimore, Maryland, USA
6. Department of Biology, Emory University, Atlanta, Georgia, USA
7. Department of Pediatrics, Johns Hopkins University, Baltimore, Maryland, USA