This is a "connection" page, showing publications co-authored by Bruce Hollis and Donna Johnson.
Vitamin D deficiency and insufficiency is common during pregnancy. Am J Perinatol. 2011 Jan; 28(1):7-12.
Health characteristics and outcomes of two randomized vitamin D supplementation trials during pregnancy: a combined analysis. J Steroid Biochem Mol Biol. 2013 Jul; 136:313-20.
Association of maternal vitamin D and placenta growth factor with the diagnosis of early onset severe preeclampsia. Am J Perinatol. 2013 Mar; 30(3):167-72.
The role of vitamin D in pregnancy and lactation: emerging concepts. Womens Health (Lond). 2012 May; 8(3):323-40.
Vitamin D and its role during pregnancy in attaining optimal health of mother and fetus. Nutrients. 2012 03; 4(3):208-30.
Maternal vitamin D and fetal growth in early-onset severe preeclampsia. Am J Obstet Gynecol. 2011 Jun; 204(6):556.e1-4.
Plasma 25-hydroxyvitamin D levels in early-onset severe preeclampsia. Am J Obstet Gynecol. 2010 Oct; 203(4):366.e1-6.