Sieper, J [Reactive arthritis associated bacteria as the etiology of undifferentiated oligoarthritis]. [electronic resource] - Zeitschrift fur Rheumatologie - 19-27 p. digital Publication Type: Journal Article; Research Support, Non-U.S. Gov't ISSN: 0340-1855 Subjects--Topical Terms: AdultAgedAntibodies, Bacterial--analysisAntibody Specificity--immunologyAntigens, Bacterial--immunologyArthritis, Infectious--diagnosisArthritis, Reactive--diagnosisArthritis, Rheumatoid--diagnosisBacterial Infections--diagnosisChlamydia trachomatis--immunologyDiagnosis, DifferentialEpitopes--immunologyFemaleHLA-B27 Antigen--analysisHumansLymphocyte Activation--immunologyMaleMiddle AgedProhibitinsShigella--immunologyYersinia enterocolitica--immunology