Sonak, Mangala, Sangeeta Ramteke, Medha Davile, and Bharat Navapura. “Large Placental Chorioangioma, Cause for Gross Polyhydramnios; Experience of Two Cases and Review of Literature”. International Surgery Journal 3, no. 4 (December 10, 2016): 2326–2328. Accessed October 13, 2025. https://www.ijsurgery.com/index.php/isj/article/view/425.