1. Studies with an enthesis index as a method of clinical assessment in ankylosing spondylitis;M, Mander M.Simpson J.; A, McLellan; D, Walker; A, Goodacre J.; W, Carson Dick;Antn Rheum Dis,1987
2. In conclusion, this report confirms an association, albeit uncommon, of atlantoaxial subluxation with psoriatic arthropathy. and emphasises the potentially dangerous nature of this complication
3. The prevalence of HLA-B27 was 6/32,(19%)
4. The Ural-Altaic hypothesis' claims that there are linguistic ties between the Turks and the Finns.5 The association of RA with HLA-B27 may be another link supporting this hypothesis. Division of Rheumatology
5. HLA-B27 and rheumatoid arthritis;K, Isomaki H.Koota; A, Martio J.Tiilikainen;ScandJ Rheumatol JSuppll,1975