Wasay Mohammad, Khatri Ismail A, Abd-Allah Foad
From the Division of Neurology (M.W.), Department of Medicine, The Aga Khan University, Karachi, Pakistan; the Division of Neurology (I.A.K.), Department of Medicine, King Abdulaziz Medical City, National Guard Health Affairs, Riyadh, Kingdom of Saudi Arabia; and the Department of Neurology (F.A.-A.), Cairo University, Cairo, Egypt.
Neurology. 2015 Jan 27;84(4):421-3. doi: 10.1212/WNL.0000000000001177.