title: Rare-earth filters in panoramic radiography: a means of reducing patient dose without compromising image quality.
authors.forename: D A
authors.initials: DA
authors.lastname: Tyndall
authors.forename: D B
authors.initials: DB
authors.lastname: Washburn
mesh_terms: D005374:Filtration / Q000295:instrumentation; D006801:Humans; D011829:Radiation Dosage; D011856:Radiographic Image Enhancement; D011861:Radiography, Dental / Q000295:instrumentation; D011862:Radiography, Panoramic / Q000295:instrumentation; D014963:X-Ray Intensifying Screens