Submitted on: 04 August 2005.
Revised on: 10 September 2005.
Accepted on: 01 November 2005.
___________________International Journal of Preventive Medicine
Submitted on: 04 March 2017.
Revised on: 19 May 2017.
Accepted on: 18 June 2017.
___________________International Journal of Preventive Medicine
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Submitted on: 13 July 2022.
Revised on: 30 September 2022.
Accepted on: 16 November 2022.
___________________International Journal of Preventive Medicine
Submitted on: 01 December 2012.
Revised on: 25 March 2013.
Accepted on: 19 May 2013.
___________________International Journal of Preventive Medicine
Submitted on: 14 July 2011.
Revised on: 11 August 2011.
Accepted on: 28 September 2011.
___________________International Journal of Preventive Medicine
Submitted on: 19 December 2012.
Revised on: 02 February 2013.
Accepted on: 21 March 2013.
___________________International Journal of Preventive Medicine