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Use of remote sensing and a geographical information system in a national helminth control programme in Chad

BROOKER, S
et al
2002

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The study designed and implemented a rapid and valid epidemiological assessment of helminths among schoolchildren in Chad using ecological zones defined by remote sensing satellite sensor data and to investigate the environmental limits of helminth distribution. The conclusion is that GIS and remote sensing can play an important part in the rapid planning of helminth control programmes where little information on disease burden is available.

Communication case studies for the water supply and sanitation sector

MCINTYRE, Peter
August 1993

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This publication presents eight case studies that demonstrate that effective and sustainable action depends on changes in people; those who make and influence decisions about development priorities and at village level those who change their everyday lives. The cases show that these changes depend on effective communication efforts. They also demonstrate that communication is more than just information, it is a two-way process involving asking and listening

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