Narcolepsy in Saudi patients before and after the 2009 H1N1 vaccination

From the University Sleep Disorders Center and National Plan for Science and Technology (Qasrawi, Nashwan, Pandi-Perumal, Alsaadi, BaHammam), from the Family and Community Medicine Department (Almeneessier), College of Medicine, King Saud University; from the Division of Infectious Diseases, Departments of Medicine (Albarrak), from the Pediatrics Sleep Disorders Center (Alharbi), Prince Sultan Military Medical City, Riyadh, Kingdom of Saudi Arabia, and the Somnogen Canada Inc. (Pandi-Perumal), College Street, Toronto, Canada

From the University Sleep Disorders Center and National Plan for Science and Technology (Qasrawi, Nashwan, Pandi-Perumal, Alsaadi, BaHammam), from the Family and Community Medicine Department (Almeneessier), College of Medicine, King Saud University; from the Division of Infectious Diseases, Departments of Medicine (Albarrak), from the Pediatrics Sleep Disorders Center (Alharbi), Prince Sultan Military Medical City, Riyadh, Kingdom of Saudi Arabia, and the Somnogen Canada Inc. (Pandi-Perumal), College Street, Toronto, Canada

From the University Sleep Disorders Center and National Plan for Science and Technology (Qasrawi, Nashwan, Pandi-Perumal, Alsaadi, BaHammam), from the Family and Community Medicine Department (Almeneessier), College of Medicine, King Saud University; from the Division of Infectious Diseases, Departments of Medicine (Albarrak), from the Pediatrics Sleep Disorders Center (Alharbi), Prince Sultan Military Medical City, Riyadh, Kingdom of Saudi Arabia, and the Somnogen Canada Inc. (Pandi-Perumal), College Street, Toronto, Canada

From the University Sleep Disorders Center and National Plan for Science and Technology (Qasrawi, Nashwan, Pandi-Perumal, Alsaadi, BaHammam), from the Family and Community Medicine Department (Almeneessier), College of Medicine, King Saud University; from the Division of Infectious Diseases, Departments of Medicine (Albarrak), from the Pediatrics Sleep Disorders Center (Alharbi), Prince Sultan Military Medical City, Riyadh, Kingdom of Saudi Arabia, and the Somnogen Canada Inc. (Pandi-Perumal), College Street, Toronto, Canada

From the University Sleep Disorders Center and National Plan for Science and Technology (Qasrawi, Nashwan, Pandi-Perumal, Alsaadi, BaHammam), from the Family and Community Medicine Department (Almeneessier), College of Medicine, King Saud University; from the Division of Infectious Diseases, Departments of Medicine (Albarrak), from the Pediatrics Sleep Disorders Center (Alharbi), Prince Sultan Military Medical City, Riyadh, Kingdom of Saudi Arabia, and the Somnogen Canada Inc. (Pandi-Perumal), College Street, Toronto, Canada

From the University Sleep Disorders Center and National Plan for Science and Technology (Qasrawi, Nashwan, Pandi-Perumal, Alsaadi, BaHammam), from the Family and Community Medicine Department (Almeneessier), College of Medicine, King Saud University; from the Division of Infectious Diseases, Departments of Medicine (Albarrak), from the Pediatrics Sleep Disorders Center (Alharbi), Prince Sultan Military Medical City, Riyadh, Kingdom of Saudi Arabia, and the Somnogen Canada Inc. (Pandi-Perumal), College Street, Toronto, Canada

From the University Sleep Disorders Center and National Plan for Science and Technology (Qasrawi, Nashwan, Pandi-Perumal, Alsaadi, BaHammam), from the Family and Community Medicine Department (Almeneessier), College of Medicine, King Saud University; from the Division of Infectious Diseases, Departments of Medicine (Albarrak), from the Pediatrics Sleep Disorders Center (Alharbi), Prince Sultan Military Medical City, Riyadh, Kingdom of Saudi Arabia, and the Somnogen Canada Inc. (Pandi-Perumal), College Street, Toronto, Canada

From the University Sleep Disorders Center and National Plan for Science and Technology (Qasrawi, Nashwan, Pandi-Perumal, Alsaadi, BaHammam), from the Family and Community Medicine Department (Almeneessier), College of Medicine, King Saud University; from the Division of Infectious Diseases, Departments of Medicine (Albarrak), from the Pediatrics Sleep Disorders Center (Alharbi), Prince Sultan Military Medical City, Riyadh, Kingdom of Saudi Arabia, and the Somnogen Canada Inc. (Pandi-Perumal), College Street, Toronto, Canada