Drupal-Bibcite0<style face="normal" font="default" size="100%">IL-6 production in response to purified mycobacterial heat-shock proteins and to antigen 85 in leprosy.</style><style face="normal" font="default" size="100%">IL-6 production in response to purified mycobacterial heat-shock proteins and to antigen 85 in leprosy.</style>