The seronegative spondyloarthropathies.
D001634:Bibliographies as Topic; D006801:Humans; D007592:Joint Diseases / Q000097:blood* / Q000175:diagnosis; D012698:Serologic Tests; D013122:Spinal Diseases / Q000097:blood* / Q000175:diagnosis; D013166:Spondylitis / Q000097:blood / Q000276:immunology