title: Rheumatoid factor as an indicator of serum blocking activity and tumour recurrences in bladder tumours.
mesh_terms: D000912:Antibodies, Neoplasm; D002277:Carcinoma / Q000276:immunology; D003601:Cytotoxicity Tests, Immunologic; D006386:Hemagglutination Tests; D006801:Humans; D008214:Lymphocytes / Q000276:immunology; D009364:Neoplasm Recurrence, Local / Q000276:immunology*; D010212:Papilloma / Q000276:immunology; D012217:Rheumatoid Factor / Q000032:analysis; D001749:Urinary Bladder Neoplasms / Q000276:immunology*
chemical_list: D000912:Antibodies, Neoplasm; D012217:Rheumatoid Factor