Submitted on: 02 April 2011.
Revised on: 25 June 2011.
Accepted on: 19 July 2011.
___________________Acta Ortopedica Brasileira---ATHA COMUNICACAO & EDITORA
Submitted on: 27 March 2016.
Revised on: 23 April 2016.
Accepted on: 10 May 2016.
___________________Acta Ortopedica Brasileira---ATHA COMUNICACAO & EDITORA
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Submitted on: 30 October 2013.
Revised on: 28 December 2013.
Accepted on: 06 February 2014.
___________________Acta Ortopedica Brasileira---ATHA COMUNICACAO & EDITORA
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Submitted on: 12 May 2009.
Revised on: 21 August 2009.
Accepted on: 08 September 2009.
___________________Acta Ortopedica Brasileira---ATHA COMUNICACAO & EDITORA
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Submitted on: 25 January 2002.
Revised on: 18 April 2002.
Accepted on: 07 May 2002.
___________________Acta Ortopedica Brasileira---ATHA COMUNICACAO & EDITORA