300
Participants
Start Date
January 31, 2013
Primary Completion Date
March 12, 2017
Study Completion Date
March 12, 2017
Cholecalciferol
Once the dietary intake of vitamin D has exceeded 200 IU/Day, the infants will receive placebo until they are 6 months of age adjusted for prematurity
Cholecalciferol
Infants will receive cholecalciferol 400 IU/day PO until they are 6 months of age adjusted for prematurity
Montefiore Medical Center, New York
Medical University of South Carolina, Charleston
Case Western Reserve University, Cleveland
University Hospitals, Cleveland
MetroHealth Medical Center, Cleveland
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Office of Dietary Supplements (ODS)
NIH
Case Western Reserve University
OTHER