Naqvi, S A Analysing collimator structure effects in head-scatter calculations for IMRT class fields using scatter raytracing. [electronic resource] - Physics in medicine and biology Jul 2001 - 2009-28 p. digital Publication Type: Journal Article ISSN: 0031-9155 Standard No.: 10.1088/0031-9155/46/7/320 doi Subjects--Topical Terms: AlgorithmsImage Processing, Computer-AssistedModels, StatisticalModels, TheoreticalPhotonsRadiotherapy, Conformal--methodsScattering, Radiation