title: Ben Felson's contributions to uroradiology.
authors.affiliation: Department of Radiology, Hospital of the University of Pennsylvania, Philadelphia 19104.
authors.forename: H M
authors.initials: HM
authors.lastname: Pollack
mesh_terms: D001634:Bibliographies as Topic; D049673:History, 20th Century; D006801:Humans; D011859:Radiography / Q000266:history; D014481:United States; D014570:Urologic Diseases / Q000000981:diagnostic imaging*