84
Participants
Start Date
March 31, 2012
Primary Completion Date
February 28, 2014
Study Completion Date
March 31, 2014
vitamin D3 (cholecalciferol)
Active intervention: 6,000 IUs taken by mouth daily for 6 months Active Comparator: 600 IUs taken by mouth daily for 6 months
Allina Health, Minneapolis
Allina Health System
OTHER