Fig. 1From: Malaria outbreak in Riaba district, Bioko Island: lessons learnedBioko Island and Riaba district. a Location of Bioko Island in the Gulf of Guinea, off the coast of Cameroon and to the Northwest of the continental region of Equatorial Guinea (RĂo Muni). b Administrative divisions of Bioko showing Riaba district in darker grey. The red points indicate communities within the district. The green areas are nature reserves. Ureka is part of Luba districtBack to article page