1. Department of Environmental and Global Health, University of Florida, Gainesville, Florida, USA
2. Department of Pathology, University of Florida, Gainesville, Florida, USA
3. Emerging Pathogens Institute, University of Florida, Gainesville, Florida, USA
4. Department of Molecular Biology and Microbiology, Tufts University School of Medicine, Boston, Massachusetts, USA
5. Department of Microbiology and Immunology, Emory University School of Medicine, Atlanta, Georgia, USA
6. International Centre for Diarrhoeal Disease Research, Bangladesh (icddr, b), Dhaka, Bangladesh
7. Department of Pediatrics, University of Florida, Gainesville, Florida, USA