title: Ektaspeed and a screen/film system compared with Ultra-Speed in the interpretation of early proximal caries.
mesh_terms: D003731:Dental Caries / Q000000981:diagnostic imaging*; D005069:Evaluation Studies as Topic; D006801:Humans; D011829:Radiation Dosage; D011856:Radiographic Image Enhancement / Q000295:instrumentation; D014962:X-Ray Film; D014963:X-Ray Intensifying Screens