1. INSERM; UMR912 ‘Economics and Social Sciences Applied to Health & Analysis of Medical Information’ (SESSTIM); Marseille France
2. Aix Marseille University; UMR_S912; IRD; Marseille France
3. ORS PACA; Southeastern Health Regional Observatory; Marseille France
4. Central Hospital; Yaoundé Cameroon
5. Socio-anthropological Research Institute (IRSA); Catholic University of Central African States; Yaoundé Cameroon
6. French Ministry of Foreign Affairs; Yaoundé Cameroon
7. Institut de Recherche pour le Développement (IRD); University Montpellier 1; UMI 233; Montpellier France
8. Virology Laboratory IMPM/CREMER/IRD; Yaoundé Cameroon
9. Department of Infectious and Tropical Diseases; University Hospital; Montpellier France