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

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