Controlling Cholera using a Ring Vaccination Strategy: Re-analysis of Data from a Cluster-Randomized Clinical Trial

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Controlling Cholera using a Ring Vaccination Strategy: Re-analysis of Data from a Cluster-Randomized  Clinical Trial

Excerpt below; full text is at http://journals.plos.org/plosmedicine/article?id=10.1371/journal.pmed.1002120

Introduction

Vaccinating a buffer of individuals around a case (ring vaccination) has the potential to target those who are at highest risk of infection, reducing the number of doses needed to control a disease. We explored the potential vaccine effectiveness of oral cholera vaccines (OCV) for such a strategy.