“Evaluation of Apelin, and Tartrate-Resistant Acid Phosphatase-5b in Ankylosing Spondylitis Male Patients With and Without Osteoporosis”, Iraqi Journal of Science, vol. 60, no. 3, pp. 426–431, Mar. 2019, Accessed: May 01, 2024. [Online]. Available: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/672