1. Department of Epidemiology and Biostatistics Arnold School of Public Health University of South Carolina Columbia South Carolina USA
2. Division of Infectious Diseases & Global Medicine, Department of Medicine University of Florida Gainesville Florida USA
3. Department of Medicine University of Arizona Tucson Arizona USA
4. Department of Biological Sciences Loyola University New Orleans New Orleans Louisiana USA
5. Scientific Affairs American Red Cross Gaithersburg Maryland USA
6. Corporate Medical Affairs Vitalant Scottsdale Arizona USA
7. Central California Blood Center Fresno California USA
8. Division of Parasitic Diseases and Malaria US Centers for Disease Control and Prevention Atlanta Georgia USA