Abstract
To estimate the dietary intakes of 210Pb and 210Po for the Japanese adults and their annual effective doses, 210Pb and 210Po were measured for 240 daily diet samples collected at two locations of Ishikawa Prefecture in Japan over three years by duplicate portion studies. No appreciable differences in intake rates of 210Pb and 210Po and their 210Po/210Pb ratios were seen among the years in each district, and between the two districts. The intake rates evaluated using 240 diet samples were 0.20 Bq/d/p for 210Pb and 0.61 Bq/d/p for 210Po as a median, respectively. Annual effective doses of 210Pb and 210Po for Japanese adults were estimated to be 0.050 and 0.053 mSv/y, respectively.
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Yamamoto, M., Sakaguchi, A., Tomita, J. et al. Measurements of 210Po and 210Pb in total diet samples: Estimate of dietary intakes of 210Po and 210Pb for Japanese. J Radioanal Nucl Chem 279, 93–103 (2009). https://doi.org/10.1007/s10967-007-7198-8
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DOI: https://doi.org/10.1007/s10967-007-7198-8