Author information:
(1)Institute of Human Genetics, Center for Molecular Medicine Cologne (CMMC), 
Institute of Genetics, and Center for Rare Diseases Cologne, University of 
Cologne, Cologne, Germany.
(2)Molecular and Clinical Sciences Institute, St. George's University of London, 
Cranmer Terrace, London SW17 0RE, UK; Department of Neuromuscular Diseases, UCL 
Institute of Neurology, Queen Square, London, WC1N 3BG, UK.
(3)Department of Neuromuscular Diseases, UCL Institute of Neurology, Queen 
Square, London, WC1N 3BG, UK; Department of Neurology and Neurosurgery, 
Institute of Emergency Medicine, Toma Ciorbă 1, 2052 Chisinau, Republic of 
Moldova.
(4)Genetics and Genomic Medicine, Great Ormond Street Institute of Child Health, 
University College London, London WC1E 6BT, UK.
(5)Neurology Dept., Ghaem Hospital, Medical School, Mashhad University of 
Medical Sciences, Mashhad, Iran.
(6)Department of Molecular Genetics, Next Generation Genetic Polyclinic, Mashhad 
009851, Iran.
(7)Molecular and Clinical Sciences Institute, St. George's University of London, 
Cranmer Terrace, London SW17 0RE, UK; Department of Molecular Genetics, Next 
Generation Genetic Polyclinic, Mashhad 009851, Iran.
(8)Cologne Center for Genomics (CCG), University of Cologne, Cologne, Germany.
(9)Institute of Human Genetics, Center for Molecular Medicine Cologne (CMMC), 
Institute of Genetics, and Center for Rare Diseases Cologne, University of 
Cologne, Cologne, Germany. Electronic address: mert.karakaya@uk-koeln.de.