Submitted on: 01 August 2013.
Revised on: 01 November 2013.
Accepted on: 02 December 2013.
___________________CURRENT MICROBIOLOGY---SPRINGER
Submitted on: 30 August 2015.
Revised on: 25 December 2015.
Accepted on: 20 January 2016.
___________________CURRENT MICROBIOLOGY---SPRINGER
Submitted on: 06 April 2012.
Revised on: 16 June 2012.
Accepted on: 09 August 2012.
___________________CURRENT MICROBIOLOGY---SPRINGER
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Submitted on: 29 June 2011.
Revised on: 30 July 2011.
Accepted on: 11 August 2011.
___________________CURRENT MICROBIOLOGY---SPRINGER
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