Tyagi V, Tyagi M, Gupta S, Khanuja E, Varma Y. Maternal vitamin D levels in hypertensive disorders of pregnancy. Int J Reprod Contracept Obstet Gynecol [Internet]. 2020 Nov. 26 [cited 2025 Oct. 13];9(12):4870-3. Available from: https://www.ijrcog.org/index.php/ijrcog/article/view/9360