Drupal-Bibcite0<style face="normal" font="default" size="100%">HLA-DR-restricted antigen-induced proliferation and cytotoxicity mediated by CD4+ T-cell clones from subjects vaccinated with killed M. leprae.</style><style face="normal" font="default" size="100%">HLA-DR-restricted antigen-induced proliferation and cytotoxicity mediated by CD4+ T-cell clones from subjects vaccinated with killed M. leprae.</style>