M. Sultana, N. Jahan, N. Sultana, F. Mahejabin, and T. R. Chowdhury, “Correlation between Zinc and Copper level of Pregnant Mother with birth weight of Neonate”, J. Dhaka Natl. Med. Coll. Hosp., vol. 19, no. 1, pp. 11–16, Mar. 2013.