The purpose of this study is to conduct and evaluate the feasibility and effectiveness of a mass cholera vaccination program to reduce diarrhea due to Vibrio cholerae in a high incidence urban area. This study will also evaluate the feasibility of adding a household hand washing and safe drinking water promotion intervention to a cholera vaccine program and the overall impact of this combination on decreasing the incidence of diarrhea due to Vibrio cholerae.
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Number of individuals vaccinated with two dose of oral cholera vaccine.
Timeframe: Six months from initiation of vaccination
Decrease number of cholera cases in intervention arm compared to non-intervention arm.
Timeframe: Two years after completion of vaccination