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Fig. 3. Graph shows lifetime attributable cancer mortality risks per
unit dose as a function of age at a single acute exposure as estimated by
National Academy of Sciences BEIR V (Biological Effects of lonizing
Radiations) committee (solid line)
[12] and in ICRP
(International Commission on Radiological Protection) report 60 (dotted
line) [13]. Note rapid
increase in lifetime risk with decreasing age at exposure.