Fig. 1From: Comparison of photon volumetric modulated arc therapy, intensity-modulated proton therapy, and intensity-modulated carbon ion therapy for delivery of hypo-fractionated thoracic radiotherapyDose distribution for normal lungs. a Dose distribution for the total lung (both lungs – iGTV). b Dose distribution for the ipsilateral lung. c Dose distribution for the contralateral lungBack to article page