1. Médecins Sans Frontières-Switzerland; North Sudan mission; Gedaref Sudan
2. Institute of Tropical Medicine; Antwerp Belgium
3. Médecins Sans Frontières-Switzerland - Medical Department; Geneva Switzerland
4. Geneva University Hospitals; Geneva Switzerland
5. Ministry of Health, Gedaref State; Gedaref Sudan
6. Federal Ministry of Health; Khartoum Sudan
7. Médecins Sans Frontières-Luxembourg; Luxembourg