Meftah, Abdo Mohd, Khairiah Qaid Al-Majdad, and Noha Ahmed Elayah. “Health Risk Assessment of Some Heavy Metals in Groundwater Samples in Rada’a City, Yemen”. Thamar University Journal of Natural & Applied Sciences 8, no. 2 (December 30, 2023): 1 – 9. Accessed May 15, 2024. http://journal.tu.edu.ye/index.php/TUJNAS/article/view/1710.