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Body Burden of Caesium-137 in Japan

Naturevolume 214pages133135 (1967) | Download Citation



A monthly monitoring programme at the National Institute of Radiological Sciences, Chiba, Japan, has recorded changes in the body burden of caesium-137 and of other radioactive isotopes. Caesium and potassium appear to be correlated in distribution.

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  1. 1

    Eto, H., Watanabe, H., Tanaka, E., and Hiramoto, T., Whole Body Counting, 211 (IAEA, Vienna, 1962).

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    According to Ellet, W. H., and Brownell, G. L., Assessment of Radioactivity in Man, 2, 155 (IAEA, Vienna, 1964), the Γ distribution gives a better fit than the log-normal distribution.

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  1. National Institute of Radiological Sciences, Chiba, Japan

    • T. A. IINUMA
    • , M. UCHIYAMA
    • , T. NAGAI
    • , T. ISHIHARA
    •  & M. SAIKI
  2. National Institute of Public Health, Tokyo, Japan



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