Bang, Dong-Ho Lateral topography for reducing effective dose in low-dose chest CT. [electronic resource] - AJR. American journal of roentgenology Jun 2013 - 1294-7 p. digital Publication Type: Comparative Study; Journal Article ISSN: 1546-3141 Standard No.: 10.2214/AJR.12.9001 doi Subjects--Topical Terms: AdultAnalysis of VarianceHumansLung Neoplasms--diagnostic imagingMaleMiddle AgedPatient PositioningRadiation DosageRadiation Protection--methodsRadiography, ThoracicTomography, X-Ray Computed