1   Division of Pediatric Neurology, Developmental Medicine and Social Pediatrics, Department of Pediatrics, Dr. von Hauner Children's Hospital, University Hospital, Ludwig Maximilian University Munich, Munich, Germany

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2   Institute of Human Genetics, University of Leipzig Medical Center, Leipzig, Germany

,

Janina Gburek-Augustat

3   Division of Neuropediatrics, Hospital for Children and Adolescents, Department of Women and Child Health, University of Leipzig, Leipzig, Germany

,

Cornelia von Hagen

1   Division of Pediatric Neurology, Developmental Medicine and Social Pediatrics, Department of Pediatrics, Dr. von Hauner Children's Hospital, University Hospital, Ludwig Maximilian University Munich, Munich, Germany

4   Kinderzentrum Munchen gemeinnutzige GmbH, kbo, Munich, Germany

,

Johannes R. Lemke

2   Institute of Human Genetics, University of Leipzig Medical Center, Leipzig, Germany

5   Center for Rare Diseases, University of Leipzig Medical Center, Leipzig, Germany

,

Andreas Merkenschlager

3   Division of Neuropediatrics, Hospital for Children and Adolescents, Department of Women and Child Health, University of Leipzig, Leipzig, Germany

,

Heike Weigand

1   Division of Pediatric Neurology, Developmental Medicine and Social Pediatrics, Department of Pediatrics, Dr. von Hauner Children's Hospital, University Hospital, Ludwig Maximilian University Munich, Munich, Germany

,

Christine Makowski

1   Division of Pediatric Neurology, Developmental Medicine and Social Pediatrics, Department of Pediatrics, Dr. von Hauner Children's Hospital, University Hospital, Ludwig Maximilian University Munich, Munich, Germany