Author affiliations: Université de Franche-Comté, Besançon, France (D. Bompangue Nkoko, P. Giraudoux, M. Piarroux, B. Sudre); Ministère de la Santé Publique, Kinshasa, Democratic Republic of Congo (D. Bompangue Nkoko, A. Mutombo Tinda, J.-J. Muyembe Tamfum, B. Kebela Ilunga); Royal Museum for Central Africa, Tervuren, Belgium (P.-D. Plisnier); Joint Research Centre of the European Commission, Ispra, Italy (S. Horion); Université de Kinshasa, Kinshasha (J.-J. Muyembe Tamfum); Université de la Méditerranée, Marseille, France (R. Piarroux); University Hospital La Timone, Marseille (R. Piarroux)
Figure 5. Link between the number of cholera cases and fluctuations in phytoplankton abundance (chlorophyll-a concentrations) in Lake Tanganyika, Africa Great Lakes region, January 2002–December 2006. Two of 5 cholera hotspots in the region were tested, both of which face Lake Tanganyika: Uvira (A) and Kalemie (B). Green indicates median concentrations of chlorophyll-a in surface water; red indicates cholera cases.
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