Fig. 12From: Assessing the interruption of the transmission of human helminths with mass drug administration alone: optimizing the design of cluster randomized trialsEffects of immigration. Immigration of people 3Â months post end of 3Â years of MDA - from outside the treated village - who are drawn at random from a worm distribution per person and human age distribution data identical to that pertaining in the village prior to treatmentBack to article page