Fiducial MarkersSequence Tagged SitesBiopsyBiopsy, NeedleGenetic MarkersRadiotherapy, Image-GuidedChromosome MappingNeoplasm SeedingRadiotherapy, Computer-AssistedProstatic NeoplasmsRadiotherapy Planning, Computer-AssistedRadiosurgeryBiological MarkersPhantoms, ImagingReproducibility of ResultsProstheses and ImplantsImaging, Three-DimensionalProstatectomyGoldProstate-Specific AntigenEquipment SafetyRadiographic Image EnhancementProstateTomography, X-Ray ComputedRadiotherapy, Intensity-ModulatedAdenocarcinomaEquipment DesignTumor Markers, BiologicalImage Processing, Computer-AssistedMagnetic Resonance ImagingAlgorithms