http://reply.papertrans.cn/2/199/19883/19883-21.png
Submitted on: 31 July 2011.
Revised on: 21 November 2011.
Accepted on: 01 January 2012.
___________________Journal of the World Federation of Orthodontists
Submitted on: 09 April 2013.
Revised on: 16 June 2013.
Accepted on: 11 August 2013.
___________________Journal of the World Federation of Orthodontists
http://reply.papertrans.cn/2/199/19883/19883-24.png
http://reply.papertrans.cn/2/199/19883/19883-25.png
Submitted on: 31 July 2008.
Revised on: 12 November 2008.
Accepted on: 08 December 2008.
___________________Journal of the World Federation of Orthodontists
Submitted on: 02 May 1998.
Revised on: 22 June 1998.
Accepted on: 09 July 1998.
___________________Journal of the World Federation of Orthodontists
Submitted on: 02 November 2011.
Revised on: 08 December 2011.
Accepted on: 19 December 2011.
___________________Journal of the World Federation of Orthodontists
Submitted on: 13 January 2024.
Revised on: 13 April 2024.
Accepted on: 23 May 2024.
___________________Journal of the World Federation of Orthodontists
http://reply.papertrans.cn/2/199/19883/19883-30.png