Esmail, Akram, Bahast Qadir, and Hawnaz Hamad. “Effect of Drinking Water Hardness on Kidney Stones Formation in Ranya District”. Cihan University-Erbil Scientific Journal 4, no. 1 (January 20, 2020): 1-6. Accessed April 25, 2024. https://journals.cihanuniversity.edu.iq/index.php/cuesj/article/view/174.