“Impact of Vitamin D Supplementation on Lipid Profile and Vascular Stiffness in Patients With Hypothyroidism: A Prospective Randomized Controlled Study”. Al-Zahrawi Journal of Medical Sciences, vol. 1, no. 1, June 2026, pp. 60-67, http://zjms.alzahu.edu.iq/index.php/zjms/article/view/13.