title: The natural history and prognosis of ankylosing spondylitis.
authors.affiliation: Royal National Hospital for Rheumatic Diseases, Bath, UK.
authors.forename: A
authors.initials: A
authors.lastname: Calin
mesh_terms: D000328:Adult; D000367:Age Factors; D001168:Arthritis / Q000150:complications; D015235:HLA-B Antigens / Q000032:analysis; D015796:HLA-B27 Antigen; D006801:Humans; D011379:Prognosis; D012446:Sacroiliac Joint; D013122:Spinal Diseases / Q000150:complications; D013167:Spondylitis, Ankylosing / Q000175:diagnosis / Q000276:immunology / Q000503:physiopathology*
chemical_list: D015235:HLA-B Antigens; D015796:HLA-B27 Antigen