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. 2017 Jul 3;12:111. doi: 10.1186/s13014-017-0849-1

Fig. 3.

Fig. 3

Correlation between the RBE and the LET. The clear and filled circles show the results for positions #1 and #2 on the SOBP, respectively. The clear and filled squares show the results for positions #3 and #4 on the SOBP, respectively. Error bars indicate the standard error of the mean. A strong positive correlation between the RBE and LET was observed in both the OE21 and KYSE450 cells