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. 2012 Jul 10;53(5):798–806. doi: 10.1093/jrr/rrs038

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© The Author 2012. Published by Oxford University Press on behalf of The Japan Radiation Research Society and Japanese Society for Therapeutic Radiology and Oncology.

This is an Open Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/by-nc/3.0/), which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.

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Fig. 10. — Average pixel ratio at every gap or slit location against the average deviation from planned position over 1 month. The X axis shows average deviation from planned position in millimeter and the Y axis shows average pixel ratio. Each symbol shows the average pixel ratio at every gap location (left 8 cm to right 8 cm with 2-cm interval) over 1 month.