<style face="normal" font="default" size="100%">A knowledge, attitudes and practices survey conducted three years after halting ivermectin mass treatment for onchocerciasis in Guatemala.</style>

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0<style face="normal" font="default" size="100%">A knowledge, attitudes and practices survey conducted three years after halting ivermectin mass treatment for onchocerciasis in Guatemala.</style><style face="normal" font="default" size="100%">A knowledge, attitudes and practices survey conducted three years after halting ivermectin mass treatment for onchocerciasis in Guatemala.</style>