Sah DK, Deeba F, Chowdhury SB. The role of maternal echocardiography and uterine artery Doppler at 11-14 weeks in the prediction of pre-eclampsia in nulliparous women. Int J Reprod Contracept Obstet Gynecol [Internet]. 2021 Dec. 28 [cited 2025 Oct. 26];11(1):24-30. Available from: https://www.ijrcog.org/index.php/ijrcog/article/view/11176