G. O. Ujong, J. A. Beshel, E. Nkanu, O. P. Ubana, and O. E. Ofem, “Ethanolic extract of Gongronema latifolium improves learning and memory in Swiss albino Mice”, J. Drug Delivery Ther., vol. 12, no. 1, pp. 45–50, Jan. 2022, doi: 10.22270/jddt.v12i1.5276.