title: [Frequency of x-ray and alternative studies].
authors: Institut für Strahlenhygiene des Bundesamtes für Strahlenschutz, Neuherberg.
authors: B
authors: B
authors: Bauer
authors: C
authors: C
authors: Tsavachidis
mesh_terms: D000293:Adolescent; D000328:Adult; D002648:Child; D002675:Child, Preschool; D004724:Endoscopy / Q000706:statistics & numerical data*; D005858:Germany / Q000453:epidemiology; D006801:Humans; D007223:Infant; D008279:Magnetic Resonance Imaging / Q000706:statistics & numerical data*; D011859:Radiography / Q000706:statistics & numerical data*; D012189:Retrospective Studies; D014463:Ultrasonography / Q000706:statistics & numerical data*
vernacular_title: Häufigkeit von Röntgen- und Alternativuntersuchungen.