title: Polymyositis and cell-mediated immunity.
mesh_terms: D000818:Animals; D002642:Chick Embryo; D003601:Cytotoxicity Tests, Immunologic; D006801:Humans; D007111:Immunity, Cellular; D008214:Lymphocytes / Q000276:immunology; D009132:Muscles / Q000276:immunology; D009220:Myositis / Q000276:immunology*