Aggarwal, N.; Singla, R.; Dutta, U.; Bhadada, S. K.; Dutta, S.; Dhaliwal, L.; Garg, S. . Prevalence of Vitamin D Deficiency Among Pregnant Women and Effect of Vitamin D Supplementation on Maternal and Fetal Outcomes: A Double-Blind Randomized Placebo Controlled Trial. Asian J Med Sci 2022, 13, 95-101.