1. Department of Rehabilitation, College of Health and Rehabilitation Sciences, Princess Nourah bint Abdulrahman University, Riyadh, Saudi Arabia.
2. Department of Epidemiology, Internal and Geriatric Ganzour Hospital, Shebin El-Kom, Egypt.
3. Department of Medical Rehabilitation Sciences, College of Applied Medical Sciences, King Khalid University, Abha, Saudi Arabia.
4. Department of Physical Therapy for Internal Medicine, Faculty of Physical Therapy, Cairo University, Giza, Egypt.
5. Department of Clinical Pathology, Faculty of Medicine, Menoufia University, Shebin El-Kom, Egypt.
6. Department of Basic Science for Physical Therapy, Faculty of Physical Therapy, Cairo University, Giza, Egypt.
7. Physical Therapy Program, Batterjee Medical College, Jeddah, Saudi Arabia.