J. E. Okokon, A. I. Bassey, G. J. Udom, U. A. Edem, and G. Attah, “ALPHA AMYLASE AND ALPHA GLUCOSIDASE INHIBITORY ACTIVITIES OF Croton zambesicus LEAF FRACTIONS IN WISTAR RATS”, jcbr, vol. 2, no. 2, Mar-April, pp. 145–157, Apr. 2022.