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Dose per MU formalisms:
factor-based dose calculations
Isocentric linac
reference
normalisation
geometry
•
Step 1:
account for differences in dose at the calculation point due to changes
in energy fluence from the different scatter conditions in the head of the linac
• Step 2:
• Step 3:
d
ref
SAD
c
SAD
SAD
d
?
c
ref
d
ref
c
ref
c