A Study of High-Dose Vit D Versus Standard of Care Vit D Supplementation
Wake Forest University Health Sciences
Wake Forest University Health Sciences
ETOP IBCSG Partners Foundation
University of Waterloo
Assistance Publique - Hôpitaux de Paris
Cairo University
London Health Sciences Centre Research Institute OR Lawson Research Institute of St. Joseph's
Changhua Christian Hospital
Florida State University
Xinhua Hospital, Shanghai Jiao Tong University School of Medicine
M.D. Anderson Cancer Center
Min-Sheng General Hospital
Shanghai Jiao Tong University School of Medicine
Canadian Cancer Trials Group
GOG Foundation
Finnish Breast Cancer Group
Amgen
M.D. Anderson Cancer Center
Medtronic Spinal and Biologics
Radiation Therapy Oncology Group
University of Pittsburgh
Amgen
St. Jude Children's Research Hospital
University of Minnesota
Novartis
Alliance for Clinical Trials in Oncology
Alliance for Clinical Trials in Oncology
Alliance for Clinical Trials in Oncology
Alliance for Clinical Trials in Oncology
University of North Carolina, Chapel Hill
University of Pittsburgh
OHSU Knight Cancer Institute
University of Pittsburgh
National Cancer Institute (NCI)
GTx
Hospices Civils de Lyon
University of Rochester
National Cancer Institute (NCI)
Duke University
University of Wisconsin, Madison
ETOP IBCSG Partners Foundation
Assistance Publique - Hôpitaux de Paris
OHSU Knight Cancer Institute
Novartis
AstraZeneca
National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK)
Memorial Sloan Kettering Cancer Center
Wirral University Teaching Hospital NHS Trust
Wirral University Teaching Hospital NHS Trust
Wirral University Teaching Hospital NHS Trust
National Center for Complementary and Integrative Health (NCCIH)