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Submitted on: 19 October 2005.
Revised on: 25 November 2005.
Accepted on: 17 December 2005.
Research and Reports in Neonatology
Submitted on: 08 December 2012.
Revised on: 26 December 2012.
Accepted on: 12 January 2013.
Research and Reports in Neonatology
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Submitted on: 22 September 2017.
Revised on: 04 October 2017.
Accepted on: 11 October 2017.
Research and Reports in Neonatology
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