211
Participants
Start Date
September 7, 2017
Primary Completion Date
July 21, 2023
Study Completion Date
July 2, 2024
Vitamin D
vitamin D3 2,000 IU daily
Rituximab
Administered weekly x 4
Placebo
methylcellulose
Weill Cornell Medical College, New York
James P. Wilmot Cancer Institute at University of Rochester Medical Center, Rochester
Emory University, Winship Cancer Institute, Atlanta
University of Miami, Miami
University of Iowa, Iowa City
Washington University, St Louis
The University of Texas MD Anderson Cancer Center, Houston
National Institutes of Health (NIH)
NIH
National Cancer Institute (NCI)
NIH
Jonathan Friedberg
OTHER