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Submitted on: 29 July 2011.
Revised on: 05 September 2011.
Accepted on: 29 October 2011.
___________________Canadian Journal of Speech-Language Pathology and Audiology
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Submitted on: 20 February 2014.
Revised on: 12 March 2014.
Accepted on: 09 April 2014.
___________________Canadian Journal of Speech-Language Pathology and Audiology
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