Prah, J. K., and L. Derkyi-Kwarteng. “A Missed Cornual Ectopic Pregnancy: A Case Report”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 9, no. 11, Oct. 2020, pp. 4695-7, doi:10.18203/2320-1770.ijrcog20204836.