TRS-483: formalism for
relative
dosimetry in small static
output factor determination in small static fields
msr
clin
msr
clin
msr
msr
clin
clin
clin
msr
msr
msr
clin
clin
clin
clin
msr
msr
clin
clin
msr
msr
clin
clin
,
,
,
,
Q
Q
Q
Qw,
Q
Qw,
Q
Q
Qw,
Qw,
f
f
Q Q f
f
f
f
f
f
f
f
f
f
f
f
Q
k
M
M
M D
M D
M
M
D
D
msr
clin
Qmsr
clin
=
=
=
Small field detector-specific
correction factor
S
cp
=
Ref: msr field
Clin: any clinical fiel
In TRS-483:
Correction factors tabulated for
equivalent square msr fields
defined by MLC or cones
and for Cyberknife Tomotherapy, GammaKnife and 6 MV, 10 MV, WFF and FFF linacs.