Effect of Maternal Vitamin D Supplementation During Pregnancy and Lactation on Early Infant Nasal Pneumococcal Carriage in Bangladesh (P10-125-19)

To estimate the dose-dependent effects of maternal vitamin D3 (VD) supplementation during pregnancy and lactation on the risk of first nasal pneumococcal colonization (PnC) and the dynamics of nasal pneumococcal (Pn) carriage in infants from birth to 6 months (mos) of age in Dhaka, Bangladesh. Infants born to mothers who received weekly VD doses in one of 4 pre/post-partum dose combinations or placebo as part of the Maternal Vitamin D...