Dilek Durmuş, Fırat Altay, Oğuz Uzun, and Ferhan Cantürk. “Relation Between Clinical Parameters and Pulmonary Function in Ankylosing Spondylitis”. Archives of Rheumatology 24, no. 4 (December 31, 2009): 178–182. Accessed October 3, 2025. http://anadolupsikiyatri.net/index.php/pub/article/view/322.