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Carter RJ, Nickson CM, Thompson JM, Kacperek A, Hill MA, Parsons JL.Carter RJ, et al. Among authors: hill ma.Int J Radiat Oncol Biol Phys. 2018 Mar 1;100(3):776-784. doi: 10.1016/j.ijrobp.2017.11.012. Epub 2017 Nov 14.Int J Radiat Oncol Biol Phys. 2018.PMID: 29413288Free PMC article.