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Introduction: The major aim of hand washing promotion programs is to persuade people to change their behaviour to reduce high-risk h
Background: The coronavirus disease (COVID-19) pandemic poses a grave threat to refugees and internally displaced persons (IDPs).
Purpose. The 2014 outbreak of Ebola virus disease (EVD) in West Africa was the largest in history.
This discussion paper summarizes the results and implications of a study commissioned by the World Bank to conduct