title: Brief history of comparative clinical trials in radiation oncology: perspectives from the silver anniversary of the Radiation Therapy Oncology Group.
authors.affiliation: Department of Radiotherapy, University of Texas M.D. Anderson Cancer Center, Houston 77030.
authors.forename: J D
authors.initials: JD
authors.lastname: Cox
mesh_terms: D002986:Clinical Trials as Topic / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D008495:Medical Oncology / Q000266:history*; D011871:Radiology / Q000266:history*; D016032:Randomized Controlled Trials as Topic / Q000266:history