Singh, S., R. Chaudhary, V. Dhama, A. Singh, and U. Karya. “Impact of Vitamin A Supplementation in Anaemia During Pregnancy: A Randomized Double Blind Controlled Clinical Trial”. International Journal of Reproduction, Contraception, Obstetrics and Gynecology, vol. 7, no. 6, May 2018, pp. 2262-5, doi:10.18203/2320-1770.ijrcog20182332.