Fig. 1From: Establishing the feasibility of the dosimetric compliance criteria of RTOG 1308: phase III randomized trial comparing overall survival after photon versus proton radiochemotherapy for inoperable stage II-IIIB NSCLCAverage dose volume histograms of IMRT and PSPT plans. a Target Volume. b Spinal Cord. c Esophagus. d Heart. e Normal LungBack to article page