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Small static fields: Influence of low density medium
Differences between doses computed
between two versions of same model
AAA v8.6.15
vs
AAA v10.0.25
Major difference between versions was the
resolution of the fluence matrix
2.5mm
vs
0.3125mm
Onget al (2011) Med Phys 38(8), 4471-4479
6MV
SSD=100cm
@6cm depth
MLC fields
42