Muhammad, Kwestan, Salim K. Mohammed, Kamaran Y. Mohammadamin, and Victor Kuri. “Measuring Fluoride in Human Saliva and Water”. Zanco Journal of Medical Sciences (Zanco J Med Sci) 23, no. 2 (August 1, 2019): 233–237. Accessed April 26, 2024. https://zjms.hmu.edu.krd/index.php/zjms/article/view/680.