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Age-specific prevalence of trachomatous inflammation – follicular (TF) in 1–9-year-olds in 32 evaluation units (EUs) (upper panel). In 27 EUs, Darfur States only (lower, left); and in 5 EUs, Khartoum State only (lower, right), Global Trachoma Mapping Project, Sudan, 2014–2015.
