Chikezie P.C, Akuwudike A. R, and Chikezie C. M. “Membrane Stability and Methaemoglobin Content of Human Erythrocytes Incubated in Aqueous Leaf Extract of Nicotiana Tabacum Product”. Free Radicals and Antioxidants 2, no. 4 (December 29, 2012): 56–61. Accessed November 23, 2024. http://mail.antiox.org/index.php/fra/article/view/260.