Effect of Wastewater Irrigation on Trace Metal Accumulation in Spinach (Spinacia oleracea L.) andHuman Health Risk (Ilker Ugulu, Zafar Iqbal Khan, Sidrah Rehman, Kafeel Ahmad, Mudasra Munir, & Humayun Bashir , Trans.). (2020). Pakistan Journal of Analytical & Environmental Chemistry, 21(1), 92 – 101. https://doi.org/10.21743/pjaec/2020.06.11