Submitted on: 25 May 2015.
Revised on: 23 August 2015.
Accepted on: 20 September 2015.
___________________Journal of Intellectual Disabilities
Submitted on: 06 November 2010.
Revised on: 10 January 2011.
Accepted on: 26 February 2011.
___________________Journal of Intellectual Disabilities
Submitted on: 20 April 2010.
Revised on: 05 July 2010.
Accepted on: 19 August 2010.
___________________Journal of Intellectual Disabilities
Submitted on: 13 April 2023.
Revised on: 04 August 2023.
Accepted on: 20 September 2023.
___________________Journal of Intellectual Disabilities
Submitted on: 22 September 2014.
Revised on: 18 October 2014.
Accepted on: 04 December 2014.
___________________Journal of Intellectual Disabilities
Submitted on: 15 April 2023.
Revised on: 02 August 2023.
Accepted on: 20 September 2023.
___________________Journal of Intellectual Disabilities
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Submitted on: 09 November 1999.
Revised on: 10 January 2000.
Accepted on: 19 February 2000.
___________________Journal of Intellectual Disabilities
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