225
Participants
Start Date
August 31, 2013
Primary Completion Date
August 13, 2018
Study Completion Date
August 13, 2018
Vitamin D3
Tablet form
Primary Care Center, Children's Hospital of Pittsburgh of UPMC, Pittsburgh
National Heart, Lung, and Blood Institute (NHLBI)
NIH
Office of Dietary Supplements (ODS)
NIH
University of Pittsburgh
OTHER