} 2&7
FAST NEUTRONS
PERCENTHGE LIFE SPAN SHORTENING
H=
[H 7]
DURATION-OF-LIFE EXPOSURE
N=
(N 3]
eeeee
E=
| Aer
FAST NEUTRONS (MONOEN. + F!ISSION)D
X- RAND GAMMA-RAYS
[E 2]
T=
MICE «MALES + FEMALES)
[M [M 7]
H
M4
H
5
5°
5
TS OT
i
M 6
G
4
TE
CF
5
4
M
L=
N
N
“2a
—
_.
AN
2
5
L
M=
s=
G=
‘'L 6]
[M 7!
[g§ 4]
(¢5]
T
N
i
X—AND SRM
GAMMA-RAYS
AR LANG
nnneats
4
E
‘
g
_—e
7
I
-
G
L§
5
L
S
7
|
1
DOSE-RATE
’
_
:
| Hu
«<RAD/DAY >
Figure IX.
The relattonshtips between dose-rate and the life-shortening effect following
duratton-of-life exposures of fast neutrons and low-LET radiations in the mouse.
Various experiments.
7
l|\MheY