1 Pathogenesis and Control of Chronic Infections, INSERM, Etablissement Français du Sang, University of Montpellier, Montpellier 34394, France.
2 Centre MURAZ, Bobo-Dioulasso, Burkina Faso.
3 Department of Paediatrics and Child Health, University Teaching Hospital, Lusaka, Zambia.
4 Department of Paediatrics and Child Health, School of Medicine, College of Health Sciences, Makerere University, Kampala, Uganda.
5 University of Fort Hare, East London, South Africa.
6 Centre for International Health, University of Bergen, Bergen, Norway.
7 Pathogenesis and Control of Chronic Infections, INSERM, Etablissement Français du Sang, University of Montpellier, Montpellier 34394, France. Electronic address: [email protected].