Fagiolo, U Quantitative and qualitative analysis of anti-tetanus toxoid antibody response in the elderly. Humoral immune response enhancement by thymostimulin. [electronic resource] - Vaccine Oct 1993 - 1336-40 p. digital Publication Type: Clinical Trial; Comparative Study; Controlled Clinical Trial; Journal Article; Research Support, Non-U.S. Gov't ISSN: 0264-410X Standard No.: 10.1016/0264-410x(93)90104-6 doi Subjects--Topical Terms: Adjuvants, Immunologic--pharmacologyAgedAged, 80 and overAging--immunologyAntibodies--analysisAntibody Formation--drug effectsAntibody SpecificityEnzyme-Linked Immunosorbent AssayFemaleHumansMaleSkin TestsTetanus Toxoid--immunologyThymus Extracts--pharmacologyVaccination