Igbokwe , C. C., and L. I. Abugu. “Knowledge of Antenatal Exercise Among Pregnant Women in Nsukka Local Government Area of Enugu State, Nigeria”. NIGERIAN JOURNAL OF HEALTH PROMOTION, vol. 10, no. 1, Sept. 2017, https://journals.aphriapub.com/index.php/NJHP/article/view/1866.