M. Cakir, S. Sabah Ozcan, M. Korkmaz, and S. Durusoy, “Decreased levels of plasma preptin in female patients with knee osteoarthritis ”, Ann Med Res , vol. 26, no. 9, pp. 1805–1808, May 2021, Accessed: Sep. 16, 2026. [Online]. Available: http://www.annalsmedres.org/index.php/aomr/article/view/1734