Kaymak O, Simsek Y, Celen S, Kahyaoglu S, Timur H, Danisman N. Ovarian Pregnancy at the 13th Weeks of Gestation: A Case Report . Ann Med Res . 2021;20(1):0071-0073. Accessed September 16, 2026. http://www.annalsmedres.org/index.php/aomr/article/view/2090