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Fig. 4 | Parasites & Vectors

Fig. 4

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

Fig. 4

The number of identified costs for STH control, stratified by treatment frequency and 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). Studies that just reported the costs of one treatment round were classed as annual. Some studies were counted more than once as the treatment frequency was varied within the study

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