Dose to Water or Dose to Tissue?
Water
Water
D
w,W
Water
Medium
Medium
Medium
D
w,M
D
m,M
Scoring Volume
z
e
D
w
o
wen,
Ww,
−
z
e
D
m
o
men,
Mm,
−
w
m
z
S e
D
÷÷
−
m
o
men,
Mw,
w
m
S
D D
=
Mm,
Mw,
conversion of dose to medium to dose to water
from Anders Ahnesjö