1.
Gupta N, Dwivedi S, Arya S, Pande S. Heterotopic pregnancy: a catastrophic event. Int J Reprod Contracept Obstet Gynecol [Internet]. 2016 Dec. 10 [cited 2025 Oct. 14];2(3):467-9. Available from: https://www.ijrcog.org/index.php/ijrcog/article/view/121