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Siemens
6 MV,
d
max
Siemens
18 MV,
d
max
Siemens
6 MV, 10 cm
Siemens
18 MV, 10 cm
In smaller fields
the “horns”
contributes to the
dose close to the
field edges,
yielding better
beam flatness.
10x10 cm
2
at
d
max
and 10 cm depth
Lateral dose distributions
Dublin 2018