title: Diagnostic specificity of Widal's reaction for typhoid fever.
mesh_terms: D000372:Agglutination Tests; D000941:Antigens / Q000032:analysis; D002675:Child, Preschool; D003429:Cross Reactions; D003937:Diagnosis, Differential; D005189:False Positive Reactions; D005260:Female; D005759:Gastroenteritis / Q000175:diagnosis*; D006801:Humans; D012480:Salmonella Infections / Q000175:diagnosis*; D012486:Salmonella typhimurium; D014435:Typhoid Fever / Q000175:diagnosis*
chemical_list: D000941:Antigens