title: Relapsing typhoid fever: report of a case with immunological studies.
mesh_terms: D000293:Adolescent; D005260:Female; D006801:Humans; D007111:Immunity, Cellular; D010586:Phagocytes / Q000276:immunology; D013601:T-Lymphocytes / Q000276:immunology; D014435:Typhoid Fever / Q000276:immunology*