title: Radiology and history.
authors.affiliation: Department of Radiology, University of Chicago, IL 60637.
authors.forename: S R
authors.initials: SR
authors.lastname: Ell
mesh_terms: D004739:England; D005060:Europe; D049672:History, 19th Century; D049673:History, 20th Century; D011871:Radiology / Q000266:history*; D014481:United States