- Rift Valley fever outbreak, Mauritania, 1998: seroepidemiologic, virologic, entomologic, and zoologic investigations. Nabeth, P., Kane, Y., Abdalahi, M.O., Diallo, M., Ndiaye, K., Ba, K., Schneegans, F., Sall, A.A., Mathiot, C. Emerging Infect. Dis. (2001)