NCT02603757 2020-10-01
Effectiveness of High Dose Vitamin D Supplementation in Stage III Colorectal Cancer
Legacy Health System
Phase NA Completed
Clinical Trials
3 trialsNCT00550563 2017-04-04
DNA Changes That Affect Vitamin D Metabolism in Patients With Colorectal Cancer Receiving Vitamin D Supplements
Roswell Park Cancer Institute
Phase NA Completed
NCT00870961 2013-09-16
Vitamin D Supplement in Preventing Colon Cancer in African Americans With Colon Polyps
Northwestern University
Phase NA Terminated