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The so-called 4D CT is nothing but a
continuous movie-loop
and might NOT be representative for the
breathing pattern at the time of treatment!!!!
Imaging for target definition: RC-CT
Dhont J., Verellen D. (Radiother Oncol, 2017, In Press)
Real-time
fluoroscopy
4D-CT
Amplitude-based
binning
lung
liver
SBRT 2017 - D. Verellen