1. Center for Influenza and Emerging Diseases, University of Missouri, Columbia, MO 652011, USA;
2. Department of Electrical Engineering & Computer Science, College of Engineering, University of Missouri, Columbia, MO 65211, USA;
3. Bond Life Sciences Center, University of Missouri, Columbia, MO 65211, USA;
4. Department of Epidemiology, University of North Carolina School, Chapel Hill, NC 27127, USA;
5. US Department of Agriculture Animal and Plant Health Inspection Service, Fort Collins, Colorado, USA;
6. Department of Veterinary Clinical Medicine, University of Illinois at Urbana-Champaign, Urbana, IL 61802, USA;
7. Department of Geography and Environment, University of North Carolina, Chapel Hill, NC 27599, USA;
8. Department of Infectious Diseases, St. Jude Children's Research Hospital, Memphis, TN 63141, USA;
9. Department of Molecular Microbiology and Immunology, School of Medicine, University of Missouri, Columbia, MO 65211, USA.