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Fig. 3 | Parasites & Vectors

Fig. 3

From: Cost and cost-effectiveness of soil-transmitted helminth treatment programmes: systematic review and research needs

Fig. 3

Distribution of the published costing studies over time stratified by the method of distribution. School-based delivery systems were defined as those utilising teachers and other school officials (not just distributing the drugs at the school). A combination strategy was defined as those using both the school system and community drug distributers (CDDs)

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