Drupal-Bibcite0<style face="normal" font="default" size="100%">Serology and leprosy: immunoassays comparing immunoglobulin G antibody responses to 28- and 30-kilodalton proteins purified from Mycobacterium bovis BCG.</style><style face="normal" font="default" size="100%">Serology and leprosy: immunoassays comparing immunoglobulin G antibody responses to 28- and 30-kilodalton proteins purified from Mycobacterium bovis BCG.</style>