Daniel, O. D., F. S. Usman, Y. Johnson, T.-O. C. Anthonia, M. I. Asije, L. Nehemiah, K. O. John, N. Musa, and Y. Sule. “Emergency Obstetrics Surgical Care - a Challenge in Northern Nigeria: A Review”. Journal of Advance Medical Sciences, vol. 1, no. 2, Oct. 2021, pp. 04-06, https://dzarc.com/medical/article/view/37.