title: [Bechterew's disease and sacroiliitis syndrome. Early and differential diagnosis].
mesh_terms: D003937:Diagnosis, Differential; D006801:Humans; D012446:Sacroiliac Joint; D013122:Spinal Diseases / Q000175:diagnosis*; D013167:Spondylitis, Ankylosing / Q000175:diagnosis*; D013997:Time Factors
vernacular_title: Morbus Bechterew und Sakroilitis-Syndrom. Früh- und Differentialdiagnose.