title: Changes in immunological parameters of the retired workers of the Okunojima poison gas factory with administration of BCG or Nocardia rubra cell wall skeleton.
mesh_terms: D000917:Antibody Formation; D001500:BCG Vaccine / Q000276:immunology*; D002473:Cell Wall / Q000276:immunology; D005739:Gas Poisoning; D006801:Humans; D007111:Immunity, Cellular; D007167:Immunotherapy / Q000379:methods; D008213:Lymphocyte Activation; D008297:Male; D009369:Neoplasms / Q000517:prevention & control*; D009615:Nocardia / Q000276:immunology*; D009784:Occupational Diseases / Q000517:prevention & control*; D012179:Retirement
chemical_list: D001500:BCG Vaccine