Safdar, M., H. Zafar, S. Irfan, M. Naz, A. Fatima, U. Fatima, and A. Yameen. “Vitamin D Supplementation Reduces the Risk of Preeclampsia in High-Risk Pregnant Females”. International Journal of Research in Medical Sciences, vol. 11, no. 1, Dec. 2022, pp. 43-46, doi:10.18203/2320-6012.ijrms20223621.