1. Special Pathogens Branch
2. Depauw University, Greencastle, Indiana
3. Department of Pathology, Division of Viral and Rickettsial Diseases, National Center for Infectious Diseases, Centers for Disease ControlPrevention, Atlanta, Georgia
4. Saint Mary's Lacor Hospital
5. Gulu Regional Hospital, Ministry of Health, Gulu
6. Uganda Virus Research Institute, Centers for Disease Control and Prevention Uganda, Entebbe, Uganda