1. Division of Viral Disease, National Center for Immunization and Respiratory Diseases, US Centers for Disease Control and Prevention (US CDC), Atlanta, Georgia
2. Division of Global Health Protection, Center for Global Health, US CDC, United States of America
3. Africa Centres for Disease Control and Prevention, African Union, Addis Ababa, Ethiopia
4. World Health Organization, Geneva, Switzerland
5. Health Emergency Information and Risk Assessment Unit, Eastern Mediterranean Region WHO Office, Egypt
6. Office of Maternal and Child Health and Nutrition, Bureau for Global Health, U.S. Agency for International Development (USAID), United States of America