[1]
C. Santhana Lakshmi, A. Nagesh Kumar, and U. Ramchandra Valvekar, “Serum 25- hydroxy vitamin D levels in pregnant women with increase in parity in Tamilnadu population”, Obg Rev: J Obstet Gynecol, vol. 3, no. 4, pp. 51-56, Dec. 2017.