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In dieser Arbeit wird das kommerzielle 3D-Bestrahlungsplanungssystem Helax-TMS mit einem einfachen 2D-Programm ASYMM hinsichtlich der Berechnung der Dosisverteilungen asymmetrischer Felder verglichen. Im Helax-TMS ist der modifizierte Nadelstrahl-Algorithmus von Ahnesjö implementiert. Das selbst entwickelte 2D-Planungsprogramm ASYMM basiert auf dem Verfahren von Thomas und Thomas für offene asymmetrische...
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