he
oO
L
a
-
Zz
~
p 10
<
|
=
—
a
-
a
z
ud
w
=
©
-—
¢
©O
>
=~
Ee
2
510 nO
K—
—
q
—
uw
+
<
a
2
-
4
=
—_
10+
Fig. 4
1
!l
ty
J
107
J
I
DAYS POST RETURN
1
3 i
107
0
Mean Adult ; Sr Urine Activity Concentration
History at Rongelap Atoll
12