1. Department of Physical Therapy for Neurological Disorders, Kasr Al-Ainy Educational Hospital, Cairo, Egypt
2. Department of Physical Therapy for Neurology, Faculty of Physical Therapy, Cairo University, Cairo, Egypt
3. Department of Neurology, Faculty of Medicine, Cairo University, Cairo, Egypt
4. Department of Biomechanics, Faculty of Physical Therapy, Cairo University, Cairo, Egypt
5. Department for Woman and Child Health, Faculty of Physical Therapy, Beni-Suef University, Beni Suef, Egypt