Peter Martell / AFP/ Getty Images
An eye specialist checks the eyes of an elderly Sudanese patient in the southern city of Juba. In southern Sudan, a grossly impoverished region struggling to rebuild after 21 years of civil war with the north, tens of thousands of people can't see, mostly because of preventable infections left untreated during the conflict. Some of the infections have been wiped out in other parts of Africa. Levels of eye disease in the south are feared to be among the worst in Africa -- some 80% of them preventable or curable had resources been available, according to health ministry estimates.
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