1. Teaching Hospital, Centre Hospitalier Universitaire AnosialaAntananarivo, Madagascar
2. Department of Child Health, Teaching Hospital, Centre Hospitalier Universitaire Mère Enfant TsaralàlanaAntananarivo, Madagascar
3. World Health Organization (WHO) Country Office, Antananarivo, Madagascar
4. WHO Intercountry Support Team for East and Southern Africa, Harare, Zimbabwe
5. Regional Reference Laboratory, Centre for Respiratory Diseases and Meningitis, National Institute of Communicable Diseases, Johannesburg, South Africa
6. WHO Regional Office for Africa, Brazzaville, Republic of Congo