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. 2018 Jan 2;36(18):1813–1822. doi: 10.1200/JCO.2017.74.0720

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Fig 3. — Cumulative incidence of severe (grade 3) radiation pneumonitis (RP) and local failure (LF) according to treatment among patients who were randomly assigned and treated according to random assignment. (A) Cumulative incidence of RP and LF for patients treated with intensity-modulated (photon) radiation therapy (IMRT) or passive scattering proton therapy (PSPT). (B) Cumulative incidence of RP. (C) Cumulative incidence of LF. Results were similar when patients were analyzed by intention to treat or by treatment received (data not shown).