Swarray-Deen, Alim, Jerry Coleman, Joseph D. Seffah, Jeff Osei-Agyapong, Kwaku Doffour Dapaah, Patrick Anum, Perez Sepenu, and Alex Kofi Boateng. “Massive Subchorionic Thrombohematoma: A Case Report Demonstrating Serial Sonographic Changes”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology 11, no. 3 (February 25, 2022): 938–943. Accessed December 29, 2025. https://www.ijrcog.org/index.php/ijrcog/article/view/11183.