Aspirin in Preventing Colorectal Cancer in Patients With Colorectal Adenoma
National Cancer Institute (NCI)
National Cancer Institute (NCI)
Mayo Clinic
Fondazione IRCCS Istituto Nazionale dei Tumori, Milano
Virginia Commonwealth University
Daping Hospital and the Research Institute of Surgery of the Third Military Medical University
Wake Forest University Health Sciences
Canadian Cancer Trials Group
Massachusetts Eye and Ear Infirmary
The Christie NHS Foundation Trust
M.D. Anderson Cancer Center
National Cancer Institute (NCI)
PharmaEssentia Japan K.K.
Roswell Park Cancer Institute