TÜREYEN A, KAYAÇETİN E, NALDÖKEN S, BALCI M, ÜLKER A. The frequency of sacroileitis and ankylosing spondylitis in inflammatory bowel disease and HLA-B27 association. Turkish Journal of Gastroenterology [Internet]. 2002 Jan. 3 [cited 2026 Jan. 1];13(3):125-9. Available from: https://turkjgastroenterol.org/index.php/tjg/article/view/1203