title: ASTRO (American Society for Therapeutic Radiology and Oncology) presidential address: The past is prologue.
authors.affiliation: Dept. of Radiological Sciences, University of Oklahoma Health Sciences Ctr., Oklahoma City 73190.
authors.forename: C R
authors.initials: CR
authors.lastname: Bogardus
mesh_terms: D005060:Europe; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D008495:Medical Oncology / Q000266:history*; D011871:Radiology / Q000266:history*; D012955:Societies, Medical / Q000266:history; D014481:United States