1. Division of Infectious Diseases, Department of Medicine, School of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, USA
2. Informatics Institute, School of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, USA
3. Vanderbilt University Medical Center, Nashville, Tennessee, USA
4. Institute for Immunology and Infectious Diseases, Murdoch University, Murdoch, Western Australia, Australia
5. Microsoft Research, Microsoft, Redmond, Washington, USA
6. Department of Microbiology, School of Medicine, University of Alabama at Birmingham, Birmingham, Alabama, USA