title: [Trends in x-ray examination frequency--film utilization in diagnostic radiology].
authors.affiliation: Dr.WilfriedAngerstein@t-online.de
authors.forename: Wilfried
authors.initials: W
authors.lastname: Angerstein
mesh_terms: D005544:Forecasting; D005858:Germany; D006801:Humans; D011856:Radiographic Image Enhancement / Q000639:trends; D011859:Radiography / Q000706:statistics & numerical data* / Q000639:trends*; D014600:Utilization Review / Q000639:trends; D014962:X-Ray Film / Q000706:statistics & numerical data* / Q000639:trends*