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. 2018 Jan 29;18:186. doi: 10.1186/s12889-018-5044-2

Fig. 3.

Fig. 3

Cluster randomised intervention trial with four intervention arms. The study will be implemented over a 3-year period, and hence, the interventions specified here will be repeated every year. MDA, mass drug administration; Holiday, no intervention; Msc, mollusciciding