Submitted on: 22 February 2004.
Revised on: 06 April 2004.
Accepted on: 20 April 2004.
___________________JOURNAL OF MASS SPECTROMETRY---WILEY
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Submitted on: 25 April 2000.
Revised on: 10 August 2000.
Accepted on: 08 September 2000.
___________________JOURNAL OF MASS SPECTROMETRY---WILEY
Submitted on: 07 November 2010.
Revised on: 17 January 2011.
Accepted on: 10 February 2011.
___________________JOURNAL OF MASS SPECTROMETRY---WILEY