Aspirin in Preventing Colorectal Cancer in Patients With Colorectal Adenoma
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
PharmaEssentia Japan K.K.
University of California, Irvine
University of California, San Francisco
National Cancer Institute (NCI)
National Cancer Institute (NCI)
National Cancer Institute (NCI)
Washington University School of Medicine
Duke University
National Cancer Institute (NCI)
M.D. Anderson Cancer Center