Received: 4 May 2018
Accepted: 24 October 2018
First Online: 6 November 2018
Ethics approval and consent to participate
: Written consent was obtained from each patient after thorough explanation of the procedure, and the study was approved by the local ethical committee of Faculty of Physical Therapy, Cairo University.Ethical committee number: 012/00544Date: 01/06/2014
: Not applicable
: The authors declare that they have no competing interests.
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