Medical University of South Carolina, University of Alabama at Birmingham - Department of Medicine, Medical University of South Carolina, University of Maryland, Baltimore (UMB) - Department of Microbial Pathogenesis, Medical University of South Carolina, Medical University of South Carolina, University of California, San Francisco (UCSF) - Department of Medicine, University of California, San Francisco (UCSF), University of Maryland, Baltimore (UMB) - Department of Microbial Pathogenesis and Medical University of South Carolina