Singh, J., Singh, V.K., Anand, M., Kumar, P. and Siddiqui, M. 2011. Placental Lead and its Interaction with Some Essential Metals among Women from Lucknow, India. Asian Journal of Medical Sciences. 1, 2 (Jan. 2011), 32–36. DOI:https://doi.org/10.3126/ajms.v1i2.3199.