Aspirin in Preventing Colorectal Cancer in Patients With Colorectal Adenoma
National Cancer Institute (NCI)
National Cancer Institute (NCI)
Virginia Commonwealth University
M.D. Anderson Cancer Center
National Cancer Institute (NCI)
Centre Hospitalier Universitaire de Besancon
German Cancer Research Center
University of California, Irvine
University of Calgary
Instituto Nacional de Cancer, Brazil
National Cancer Institute (NCI)
Zhejiang Provincial People's Hospital
National Cancer Institute (NCI)
M.D. Anderson Cancer Center