Rilwan, Usman, Auta Abdullahi Abbas, and Shu’aib Muhammad. “Cancer Implications of Heavy Metals in Swampy Agricultural Soils across Kokona, Nasarawa State, Nigeria”. Asian Oncology Research Journal 3, no. 4 (July 21, 2020): 1-9. Accessed August 11, 2020. https://journalaorj.com/index.php/AORJ/article/view/30116.