title: John B. Cahoon Memorial Lecture. Reflections of an era.
authors.affiliation: Midwestern State University, Wichita Falls, Tex., USA.
authors.forename: Nadia
authors.initials: N
authors.lastname: Bugg
mesh_terms: D049673:History, 20th Century; D012952:Societies; D013679:Technology, Radiologic / Q000266:history* / Q000639:trends; D014481:United States