2Dalyan M,Guner A,Tuncer S et al. Disability in ankylosing spondylitis.Disabil Rehabil, 1999,21 (4) :74 ~ 79
3Schwarzer AC ,Aprill CN, Bogduk N. The sacroiliac joint in chronic low back pain. spine, 1995,20( 1 ) :31 ~37
4Mau W,Zeidler H, Mau R et al. Clinical features and prognosis of patients with possible ankylosing spondylitis: results of a 10 years follow up. J Rheumatol, 1988,15(4) :1109 ~ 1104
5O'Mahony S,Auderson N,Naki G; et al.Systemic and mucosal antibodies to klebsi ella in patients with anky losing spondylitis and crokn's disease.Ann-kheum-Dis,1992,51(12):1296-1300.
6Creamer P,Edmonds J,Sallivan J,et al.Measurement of HLA class I expression in ankylosing spoudylitis.Ann-kheum-Dis,1992,51(10):1138-1142.