Table 2 Radionuclide Concentrations in Marsnallese Human Milk Samples 137 . Potassium Concentration, ng/ml 137 a Cs Acsivity Concentration in Yuman Mil LD Sample Volume, ml 6062 18 5/16/79 0.69 0.40210% 4.6x107° 6098 30 5/17/79 0.51 0.5326.4% 2.9x107° 6110 10 §/21/79 0.41 0.26221% 2.4x10°° 6187 27 5/16/79 0.45 NVA, Sample Date Not applicable Cs to 13’¢z Body Activity Concentration, Surden Ratio, pCi/ml mi~} <0.057 Nea. Control human milk sample contained no measurable : _ 135 quantity of Li7es, 18

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