Sathish, P., Raveendran, S., Padma, R., Balakrishnan, D. and Muthusami, M. 2017. Association between placental vitamin D receptor expression and cord blood vitamin D level and its effect on the birth weight of newborns. International Journal of Reproduction, Contraception, Obstetrics and Gynecology. 5, 9 (Feb. 2017), 2904–2908. DOI:https://doi.org/10.18203/2320-1770.ijrcog20162829.