Jacob, Poovathoor Chacko; Chand, Ranganthan Pratap; Omeima, El-Shafie
Department of Medicine (Neurology), College of Medicine, Sultan Qaboos University, Muscat, Oman
Address correspondence and reprint requests to P. C. Jacob, P.O. Box 35, Sultan Qaboos University, 123 Muscat, Sultanate of Oman.