Kathiresan, Sasikala, Agalya Angelina Sanjevrajah, and Jeyashree Kathiresan. “Serum Magnesium at 18-20 Weeks of Gestation: Can It Be a Predictor of Gestational Hypertension and Fetomaternal Outcome?”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology 9, no. 4 (March 25, 2020): 1402–1406. Accessed October 13, 2025. https://www.ijrcog.org/index.php/ijrcog/article/view/8023.