title: Problems of the application of BCG vaccine. Introduction. Some immunological problems.
mesh_terms: D000906:Antibodies; D001500:BCG Vaccine; D006801:Humans; D007111:Immunity, Cellular; D007372:Interferons; D008213:Lymphocyte Activation; D008214:Lymphocytes / Q000276:immunology; D008722:Methods; D012900:Smallpox Vaccine; D014376:Tuberculosis / Q000517:prevention & control; D014611:Vaccination
chemical_list: D000906:Antibodies; D001500:BCG Vaccine; D012900:Smallpox Vaccine; D007372:Interferons