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Submitted on: 21 January 2007.
Revised on: 06 May 2007.
Accepted on: 07 June 2007.
___________________Journal of Pediatric Health Care
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Submitted on: 30 December 1999.
Revised on: 19 March 2000.
Accepted on: 11 May 2000.
___________________Journal of Pediatric Health Care
Submitted on: 07 March 2009.
Revised on: 21 May 2009.
Accepted on: 02 June 2009.
___________________Journal of Pediatric Health Care
Submitted on: 28 September 2012.
Revised on: 06 December 2012.
Accepted on: 26 December 2012.
___________________Journal of Pediatric Health Care
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