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Submitted on: 21 January 2015.
Revised on: 03 March 2015.
Accepted on: 12 April 2015.
___________________Disability and Rehabilitation-Assistive Technology
Submitted on: 03 July 2019.
Revised on: 20 September 2019.
Accepted on: 02 October 2019.
___________________Disability and Rehabilitation-Assistive Technology
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