Alisik, Tugba, Yagmur Cagla Reis Altan, Murat Alisik, and Baris Nacir. “Serum Catestatin Levels and Its Relationship With Disease Activity in Patients With Ankylosing Spondylitis”. Archives of Rheumatology 40, no. 2 (June 30, 2025): 157–163. Accessed October 3, 2025. http://anadolupsikiyatri.net/index.php/pub/article/view/1490.