Spatiotemporal Analysis of Water Quality Using Water Quality Index and Heavy Metal Pollution Index: A Case Study of Al-Diwaniyah River, Iraq. Iraqi Journal of Science [Internet]. 2023 Jan. 30 [cited 2024 Jul. 3];64(1):269-82. Available from: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/6878