The dose of fixed-rectal reference spot of 9 patients were measured by Englandfamer 2570 dosemeter in the same condition when putting or not putting ICad--brick.

• 使用英国Famer2570剂量仪对9例患者在治疗条件完全相同时测量置与不置铅板时直肠固定参考点的剂量。