CHESTER, A E The design of filters to produce flat x-ray isodose curves at a given depth. [electronic resource] - The British journal of radiology Dec 1945 - 382-5 p. digital Publication Type: Journal Article ISSN: 0007-1285 Standard No.: 10.1259/0007-1285-18-216-382 doi Subjects--Topical Terms: FiltrationRadiotherapy DosageX-Ray Therapy--administration & dosageX-Rays