title: Special techniques and projections.
authors.forename: J
authors.initials: J
authors.lastname: Cullinan
authors.forename: A
authors.initials: A
authors.lastname: Cullinan
mesh_terms: D049673:History, 20th Century; D006801:Humans; D008327:Mammography / Q000266:history / Q000295:instrumentation; D011859:Radiography / Q000266:history* / Q000295:instrumentation; D011860:Radiography, Abdominal; D013902:Radiography, Thoracic / Q000266:history / Q000295:instrumentation; D013679:Technology, Radiologic / Q000266:history / Q000295:instrumentation; D014056:Tomography, X-Ray / Q000266:history / Q000295:instrumentation