Drupal-Bibcite0<style face="normal" font="default" size="100%">IgG subclass antibody to Mycobacterium leprae 18,000 MW antigen is restricted to IgG1 and IgG3 in leprosy.</style><style face="normal" font="default" size="100%">IgG subclass antibody to Mycobacterium leprae 18,000 MW antigen is restricted to IgG1 and IgG3 in leprosy.</style>