Submitted on: 17 September 1998.
Revised on: 04 October 1998.
Accepted on: 22 October 1998.
LETTERS IN APPLIED MICROBIOLOGY
Submitted on: 20 November 2008.
Revised on: 22 December 2008.
Accepted on: 13 January 2009.
LETTERS IN APPLIED MICROBIOLOGY
Submitted on: 23 February 2013.
Revised on: 20 March 2013.
Accepted on: 12 April 2013.
LETTERS IN APPLIED MICROBIOLOGY
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