Drupal-Bibcite0<style face="normal" font="default" size="100%">Skin test activity of an antigen fraction prepared from Mycobacterium leprae compared with standard lepromin and tuberculin PPD in leprosy patients.</style><style face="normal" font="default" size="100%">Skin test activity of an antigen fraction prepared from Mycobacterium leprae compared with standard lepromin and tuberculin PPD in leprosy patients.</style>