Author information:
(1)Department of Molecular and Human Genetics, Baylor College of Medicine, 
Houston, TX, USA.
(2)Department of Clinical and Experimental Epilepsy, UCL Institute of Neurology, 
London, UK.
(3)Human Genome Sequencing Center, Baylor College of Medicine, Houston, TX, USA; 
Department of Structural and Computational Biology and Molecular Biophysics, 
Baylor College of Medicine, Houston, TX, USA.
(4)Department of Pharmacology, Baylor College of Medicine, Houston, TX, USA.
(5)Department of Pediatrics, Toyohashi Municipal Hospital, Toyohashi, Aichi, 
Japan.
(6)Children's Hospital Central California, Madera, California, USA.
(7)Genetics Service, Belfast City Hospital, Belfast, Ireland.
(8)Medical Genetics Service, Clinical Hospital of Porto Alegre, Porto Alegre, 
Brazil.
(9)Department of Medical Genetics, University Hospital Antwerp, 2650 Antwerp, 
Belgium.
(10)Department of Medical Genetics, Poznañ University of Medical Sciences, 
Poznañ, Poland.
(11)Medical Genetics Department, Istanbul Medical Faculty, Istanbul University, 
Turkey.
(12)Department of Genetics, University of Groningen, Groningen, Netherlands.
(13)Department of Pediatric Genetics, Amrita Institute of Medical Sciences and 
Research Centre, Kerala, India.
(14)Genetic Health Service New Zealand-Northern Hub, Auckland City Hospital, 
Auckland, New Zealand.
(15)Pediatric Neurology, Braunschweig Hospital, Braunschweig, Germany.
(16)Department of Pediatrics, Saveetha Medical College and Hospital, Saveetha 
University, Chennai, Tamil Nadu, 600077, India.
(17)Division of Genetics, Children's Mercy Hospitals and Clinics and the 
University of Missouri-Kansas City School of Medicine, Kansas City, MO, USA.
(18)Department of Medical Genetics, Montreal Children's Hospital, McGill 
University Health Center, Quebec, Canada.
(19)Department of Pediatrics, NKP Salve Institute of Medical Sciences and Lata 
Mangeshkar Hospital, Maharashtra, India.
(20)University of Washington Medical Center, Seattle, WA, USA.
(21)Center for Human Genetics, Facultad de Medicina, Clínica Alemana-Universidad 
del Desarrollo, Santiago, Chile.
(22)Department of Pediatrics, University of California San Francisco, San 
Francisco, CA, USA.
(23)Department of Clinical Genetics, Churchill Hospital, Oxford, UK.
(24)Clinical Genetics Department, Great Ormond Street Hospital for Children NHS 
Foundation Trust, London, UK.
(25)Centre Référence Anomalie Développement et Syndromes Malformatifs, Centre 
Hospitalier Universitaire de Nice, France.
(26)Kariminejad-Najmabadi Pathology and Genetics Center, Tehran, Iran.
(27)Manchester Centre for Genomic Medicine, Institute of Human Development, 
Faculty of Medical and Human Sciences, University of Manchester, Manchester, UK; 
Manchester Centre for Genomic Centre for Genetic Medicine, Institute of Human 
Development, Faculty of Medical and Human Sciences, University of Manchester, 
Manchester, UK; St Mary's Hospital, Manchester Academic Health Science Centre, 
Manchester, UK.
(28)Department of Medical Genetics, University Medical Center Utrecht, Utrecht, 
Netherlands.
(29)Institut für Humangenetik, University of Duisburg-Essen, University Hospital 
Essen, Essen, Germany.
(30)Department of Pediatrics and Translational Genetics, Academic Medical 
Center, University of Amsterdam, Amsterdam, Netherlands.
(31)Human Genome Sequencing Center, Baylor College of Medicine, Houston, TX, 
USA.
(32)Department of Molecular and Human Genetics, Baylor College of Medicine, 
Houston, TX, USA; Howard Hughes Medical Institutes, Houston, TX, USA. Electronic 
address: blee@bcm.edu.
(33)Department of Clinical and Experimental Epilepsy, UCL Institute of 
Neurology, London, UK; Epilepsy Society, Buckinghamshire, UK. Electronic 
address: s.sisodiya@ucl.ac.uk.