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. Author manuscript; available in PMC: 2023 Jan 1.
Published in final edited form as: Int J Radiat Oncol Biol Phys. 2021 Aug 15;112(1):222–236. doi: 10.1016/j.ijrobp.2021.08.015

Figure 1:

Figure 1:

Left side: Typical ranges of linear energy transfer (dashed line; dose-averaged LETd) in a spread-out Bragg peak (solid line) in water. Right side: Dose (%) and LETd (keV/μm) in a chordoma patient based on intensity modulated proton therapy. Figure adapted from [9, 21].