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- [27] NAA methods for determination of nanogram amounts of arsenic in biological samples [J]. Journal of Radioanalytical and Nuclear Chemistry, 2006, 269 : 291 - 296
- [28] DETERMINATION OF NANOGRAM AMOUNTS OF IODIDE BY ELECTROCHEMICAL ISOTOPE DILUTION ANALYSIS [J]. JOURNAL OF RADIOANALYTICAL CHEMISTRY, 1976, 34 (02): : 235 - 240