title: A method for calibrating non-screen radiographic film.
authors.forename: B W
authors.initials: BW
authors.lastname: Darvell
mesh_terms: D002138:Calibration; D003720:Densitometry; D008433:Mathematics; D011861:Radiography, Dental / Q000295:instrumentation*; D014962:X-Ray Film; D014963:X-Ray Intensifying Screens