Submitted on: 02 May 2019.
Revised on: 22 August 2019.
Accepted on: 16 October 2019.
___________________Archives of Public Health---BMC
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Submitted on: 19 October 2010.
Revised on: 06 January 2011.
Accepted on: 19 January 2011.
___________________Archives of Public Health---BMC
Submitted on: 03 January 2017.
Revised on: 29 March 2017.
Accepted on: 24 May 2017.
___________________Archives of Public Health---BMC
Submitted on: 28 September 2010.
Revised on: 25 December 2010.
Accepted on: 20 February 2011.
___________________Archives of Public Health---BMC
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Submitted on: 16 March 2020.
Revised on: 27 June 2020.
Accepted on: 13 August 2020.
___________________Archives of Public Health---BMC
Submitted on: 19 September 2024.
Revised on: 21 December 2024.
Accepted on: 16 January 2025.
___________________Archives of Public Health---BMC
Submitted on: 11 February 2007.
Revised on: 19 April 2007.
Accepted on: 05 June 2007.
___________________Archives of Public Health---BMC
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