Adequate vitamin D concentrations during pregnancy are necessary to neonatal calcium homeostasis, bone maturation and mineralization. The aim of study is to evaluate serum vitamin D concentrations in mothers and their newborns and effect of vitamin D deficiency on pregnancy outcomes.
Endocrinology and Metabolism Research Center, Tehran University of Medical Sciences, 5th Floor, Shariati Hospital, North Kargar Avenue, Tehran 14114, Iran. zhilayas@yahoo.com