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. 2016 Sep 8;17(5):293–307. doi: 10.1120/jacmp.v17i5.6284

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© 2016 The Authors.

This is an open access article under the terms of the Creative Commons Attribution License, which permits use, distribution and reproduction in any medium, provided the original work is properly cited.

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Variation of surface dose with field size for Flattened and FFF beams for jaw settings of $3 \times 3$ to $40 \times 40 {cm}^{2}$ : (a) 6 MV, (b) 10 MV.