Ezechi, O., O. Loto, V. Ndububa, F. Okogbo, P. Ezeobi, and C. Nwokoro. “Caesarean Section and Perinatal Mortality in South Western Nigeria”. Nepal Journal of Obstetrics and Gynaecology, vol. 4, no. 1, June 2010, pp. 46-48, https://nepjol.info./index.php/NJOG/article/view/3332.