<style face="normal" font="default" size="100%">BCG vaccine and leprosy household contacts: Protective effect and probability to becoming sick during follow-up.</style>

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0<style face="normal" font="default" size="100%">BCG vaccine and leprosy household contacts: Protective effect and probability to becoming sick during follow-up.</style><style face="normal" font="default" size="100%">BCG vaccine and leprosy household contacts: Protective effect and probability to becoming sick during follow-up.</style>