Figure 15.1

Figure 15.1

Prevalence of Onchocerciasis Infection in 1974 and Gradual Expansion, 1977–92

Source: Onchocerciasis Coordination Unit, World Bank.

Note: The dotted green line indicates the original seven-country control area. The solid green line encloses 11 countries and shows the extensions made during program implementation.

From: Chapter 15, Onchocerciasis

Cover of Disease and Mortality in Sub-Saharan Africa
Disease and Mortality in Sub-Saharan Africa. 2nd edition.
Jamison DT, Feachem RG, Makgoba MW, et al., editors.
Copyright © 2006, The International Bank for Reconstruction and Development/The World Bank.

NCBI Bookshelf. A service of the National Library of Medicine, National Institutes of Health.