Drupal-Bibcite0<style face="normal" font="default" size="100%">Comparative assessment of health benefits of praziquantel treatment of urogenital schistosomiasis in preschool and primary school-aged children.</style><style face="normal" font="default" size="100%">Comparative assessment of health benefits of praziquantel treatment of urogenital schistosomiasis in preschool and primary school-aged children.</style>