Submitted on: 06 January 2006.
Revised on: 10 March 2006.
Accepted on: 12 April 2006.
___________________Archivos Argentinos de Pediatria
http://reply.papertrans.cn/1/26/2562/2562-22.png
http://reply.papertrans.cn/1/26/2562/2562-23.png
Submitted on: 30 November 2015.
Revised on: 06 January 2016.
Accepted on: 31 January 2016.
___________________Archivos Argentinos de Pediatria
http://reply.papertrans.cn/1/26/2562/2562-25.png
http://reply.papertrans.cn/1/26/2562/2562-26.png
Submitted on: 22 February 2019.
Revised on: 01 April 2019.
Accepted on: 26 May 2019.
___________________Archivos Argentinos de Pediatria
Submitted on: 27 February 1999.
Revised on: 22 June 1999.
Accepted on: 09 July 1999.
___________________Archivos Argentinos de Pediatria
Submitted on: 20 November 2002.
Revised on: 31 January 2003.
Accepted on: 09 March 2003.
___________________Archivos Argentinos de Pediatria
http://reply.papertrans.cn/1/26/2562/2562-30.png