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Journal of analytical atomic spectrometry, 23 (2008) S. 1281 - 1284
...Becker, J. S....
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Journal of analytical atomic spectrometry, 23 (2008) S. 1275 - 1280
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Journal of trace elements in medicine and biology, 22 (2008) S. 17 - 23
...Becker, J. S....
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