ESTRO course on Image Guided Radiotherapy in Clinical Practice 2018
The Royal Marsden
Rectal strategies-Intra fraction motion
Double blind randomised
Magnesium oxide(500 mg twice a day)
Placebo
Number of patients
46
46
% pts with intra fraction motion defined as ≥50% of the fractions ≥2 mm
83%
80%
Lips IJROBP 2012
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