title: Off-Level Grid Use Error.
authors.forename: Thomas G
authors.initials: TG
authors.lastname: Sandridge
mesh_terms: D003951:Diagnostic Errors / Q000517:prevention & control*; D006801:Humans; D011786:Quality Control; D011856:Radiographic Image Enhancement / Q000295:instrumentation*; D012542:Scattering, Radiation