The industrialized sophisticate likely cannot understand the rural philosophy. For instance, people living without money! Then who will reduce the health risks of rural countries around the world? African disease vectors are entwined in other matters ranging from civil wars to AIDS.

Two most important links are http://www.abdn.ac.uk/~nhi336/zo3505/zo3505a.ppt and

See also Leishmaniasis and Chagas disease.

The history with Livingston, Ford, Dutton, Bruce and others is best found in Laveran, A. & F. Mesnil. 1907. Trypanosomes and Trypanosomiasis. Balliere, Tindall & Cox, London, UK and in Hoare, C. A. 1972. The Trypanosomes of Mammals. Blackwell Sci. Publ., Oxford, UK.