Drupal-Bibcite0<style face="normal" font="default" size="100%">Geographic information systems and applied spatial statistics are efficient tools to study Hansen's disease (leprosy) and to determine areas of greater risk of disease.</style><style face="normal" font="default" size="100%">Geographic information systems and applied spatial statistics are efficient tools to study Hansen's disease (leprosy) and to determine areas of greater risk of disease.</style>