24
Participants
Start Date
September 30, 2012
Primary Completion Date
May 31, 2014
Study Completion Date
May 31, 2014
Vitamin D3
4,000 IU oral vitamin D3
placebo and vitamin D
Stanford University Cancer Institute, Palo Alto
National Institutes of Health (NIH)
NIH
National Institute of Arthritis and Musculoskeletal and Skin Diseases (NIAMS)
NIH
Stanford University
OTHER