Institution: | From the Department of Physical Medicine and Rehabilitation (Ullah, Moukais, Qureshi, Aldajani), and Department of Biostatistics (Wani), Research Services Administration, Research Center, King Fahad Medical City, from National Guard Hospital (Alumri), Riyadh, Kingdom of Saudi Arabia, and from the Department of Physical Medicine and Rehabilitation (Bin Ayaz), Combined Military Hospital Jhelum, Punjab, Pakistan. |