Received: 30 March 2019
Accepted: 18 November 2019
First Online: 19 December 2019
Ethics approval and consent to participate
: An informed written consent was obtained from all patients before being enrolled in the study. The study was approved by the ethical committee of Faculty of Physical Therapy, Cairo University, Egypt. Ethical committee number: (P.T.REC/012/001363). Date: (04/09/2016).
: Not applicable
: The authors declare that they have no competing interests.