Sogutlu, L., Z. Biyik, H. Dokmeci, and S. Sifa Goktas. “The Relationship of Depression Levels and Arterial Stiffness in Hemodialysis Patients”. Annals of Medical Research, vol. 28, no. 4, May 2021, pp. 0694-9, http://www.annalsmedres.org/index.php/aomr/article/view/470.