The remaining cases have occurred in White Nile, South Darfur, South Kordofan, Kassala, red Sea, al Gezira and River Nile.
其它病例发生在白尼罗河、南达尔·福尔、南科尔多凡、卡萨拉、红海、阿尔吉·齐拉和尼罗河。
2
The man-made rivers and streams are part of an irrigation project called the Gezira scheme, which the British started in the colonial era to grow cotton for export back to Europe.