title: Abnormal T-lymphocyte subpopulations in healthy subjects after tetanus booster immunization.
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D007117:Immunization, Secondary; D008297:Male; D008875:Middle Aged; D006377:T-Lymphocytes, Helper-Inducer / Q000276:immunology*; D050378:T-Lymphocytes, Regulatory / Q000276:immunology*; D013745:Tetanus Toxoid / Q000276:immunology*
chemical_list: D013745:Tetanus Toxoid