N. R. Ukibe, C. C. Onyenekwe, A. A. Anojulu, E. I. Onwubuya, O. A. Kalu, and S. N. Ukibe, “Impact of <i>Plasmodium falciparum</i> malaria infection on serum cortisol, adrenocorticotropic hormone, pregnancy associated plasma protein-A and alpha-fetoprotein in pregnant women at Nnewi”, Int. J. Bio. Chem. Sci, vol. 13, no. 3, pp. 1222–1230, Sep. 2019.