A.I. Yaradua, A. J. Alhassan, A. Nasir, S. S. Matazu, A. Usman, A. Idi, I. U. Muhammad, S. A. Yaro and R. Nasir. Human Health Risk Assessment of Heavy Metals in Onion Bulbs Cultivated in Katsina State, North West Nigeria. Arch. Curr. Res. Int. [Internet]. 2020 Apr. 6 [cited 2025 Sep. 21];20(2):30–39. Available from: https://journalacri.com/index.php/ACRI/article/view/408