1. US Centers for Disease Control and Prevention, National Center for Immunization and Respiratory Diseases , Atlanta, GA , USA
2. Task Force for Global Health , Decatur, GA , USA
3. Institute of Public Health, Control of Infectious Diseases Department , Tirana , Albania
4. Laboratory of Transmission Control and Immunobiology of Infection, Institut Pasteur de Tunis , Tunis , Tunisia
5. Ministry of Public Health, National Observatory of New and Emerging Diseases , Tunis , Tunisia
6. Ministry of Health, National Immunization Program , Yerevan , Armenia
7. Ministry of Health, Department of Epidemiology and Disease Control , Rabat , Morocco
8. Ministry of Health and Public Hygiene, National Institute of Public Hygiene , Abidjan , Cote d’Ivoire
9. National Influenza Center, Uganda Virus Research Institute , Entebbe , Uganda
10. Ministry of Health, Maternal and Child Health Center, Vientiane , Lao People's Democratic Republic
11. World Health Organization, Immunizations, Vaccines, and Biologicals , Geneva , Switzerland
12. Ministry of Health, Department of Disease Prevention and State Sanitary and Epidemiology Surveillance , Bishkek , Kyrgyzstan