Laboratory of Medical Physics and Expert Systems;
National Cancer Institute Regina Elena;
Rome;
Italy;
Department of Diagnostic Imaging;
Molecular Imaging;
Interventional Radiology and Radiotherapy;
Tor Vergata University General Hospital;
Rome;
Italy;
Department of Biomedicine and Prevention;
Medical Physics Section;
Tor Vergata University;
Rome;
Italy;
Organ; Motion; Prostate; Cancer; Rectal; Toxicity; Radiotherapy;