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Most TPS need a set of data for beam
modelling. Indicate what of the following
statements is true
A.
Although a data set is recommended
by the vendor, the user can reduce it
without compromising the beam
model accuracy.
B.
The quality of the measurements has
a direct impact on the quality of beam
model
C.
Never compare your data set with
golden beam data for your unit or
with data sets from other institutions
having the same equipment. There
are not two linacs alike, even being
same model and brand.
D.
As this data set will be used for beam
modelling, the detector of choice
should be a ionisation chamber
calibrated in terms of dose to water
by a primary or secondary standard
dosimetry lab.