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Footnotes
The online version of the original article can be found at http://dx.doi.org/10.1046/j.1525-1497.2000.06389.x
The content is available as a PDF (73.0 KB).
The online version of the original article can be found at http://dx.doi.org/10.1046/j.1525-1497.2000.06389.x