Naveed Ahmad et al. trans. 2019. Assessment of Heavy Metals in Vegetables, Sewage and Soil, Grown Near Babu Sabu Toll Plaza Lahore, Pakistan. Pakistan Journal of Analytical & Environmental Chemistry. 20, 1 (Jun. 2019), 82 – 87. DOI:https://doi.org/10.21743/pjaec/2019.06.11.