a
in
the absorbed dese
to bone ser disintegration 2 90 Sr in cortical bone,
. oul
rads dis,
Ss
=
the absorbed dose
.
rads dis
Se
71
to bone per disintegration 705, in trabecular bone,
',
the absorbed dose to bone per disintegration of 70 Y in cortical bone,
. ol
rads dis
,
Sy
=
the absorbed dose
to bone per disintegration of 90 Y in trabecular bone,
rads dis.
EQUATIONS
dN.
sot OA + KN, + Py,
N.
1
= N°
P.
ath + Kt . —
1
AP =
(1)
.
(lee (Atk) ty
(2)
i
f.
vu,
£
l
oy
q, = AN.,
(3)
E, © RNA,
(4)
cal (pee ATK, .
A+K
1
KX
= (pee ATK) £) +
2
KX
(3)
3
27