Submitted on: 28 May 2003.
Revised on: 25 August 2003.
Accepted on: 24 October 2003.
___________________Journal of Infection and Public Health
Submitted on: 10 February 2002.
Revised on: 24 May 2002.
Accepted on: 17 June 2002.
___________________Journal of Infection and Public Health
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Submitted on: 31 July 2013.
Revised on: 18 November 2013.
Accepted on: 16 January 2014.
___________________Journal of Infection and Public Health
Submitted on: 24 July 2017.
Revised on: 01 October 2017.
Accepted on: 02 November 2017.
___________________Journal of Infection and Public Health
Submitted on: 24 December 2023.
Revised on: 09 February 2024.
Accepted on: 29 February 2024.
___________________Journal of Infection and Public Health
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Submitted on: 13 February 2009.
Revised on: 10 April 2009.
Accepted on: 05 June 2009.
___________________Journal of Infection and Public Health
Submitted on: 25 April 2022.
Revised on: 29 June 2022.
Accepted on: 12 August 2022.
___________________Journal of Infection and Public Health
Submitted on: 20 November 2004.
Revised on: 16 March 2005.
Accepted on: 30 April 2005.
___________________Journal of Infection and Public Health