Cholecalciferol and Calcium Carbonate in Treating Patients With Colon Cancer That Has Been Removed by Surgery
Roswell Park Cancer Institute
Roswell Park Cancer Institute
Sohag University
Fox Chase Cancer Center
Memorial Sloan Kettering Cancer Center
Sidney Kimmel Comprehensive Cancer Center at Johns Hopkins
City of Hope Medical Center
Barbara Ann Karmanos Cancer Institute
Vanderbilt-Ingram Cancer Center
University of Michigan Rogel Cancer Center