1. Department of Epidemic VirusesPasteur Institute of Cote d’Ivoire Abidjan Cote d’Ivoire
2. IHRC Inc, Contracting Agency to the Division of Viral Diseases, National Center for Immunization and Respiratory DiseasesUnited States Centers for Disease Control and Prevention Atlanta Georgia
3. Division of Viral DiseasesNational Center for Immunization and Respiratory Diseases, United States Centers for Disease Control and Prevention Atlanta Georgia
4. Direction du Programme Elargi de Vaccination (Ministere de la Sante)