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Submitted on: 01 August 2003.
Revised on: 25 August 2003.
Accepted on: 05 October 2003.
___________________Annals of Pediatric Cardiology
Submitted on: 10 January 2009.
Revised on: 14 February 2009.
Accepted on: 08 March 2009.
___________________Annals of Pediatric Cardiology
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http://reply.papertrans.cn/1/19/1841/1841-35.png
Submitted on: 29 March 1999.
Revised on: 29 June 1999.
Accepted on: 28 July 1999.
___________________Annals of Pediatric Cardiology