1. Departament de Genètica Facultat de Biologia Universitat de Barcelona Barcelona Spain
2. Institut de Biomedicina de la Universitat de Barcelona (IBUB) Barcelona Spain
3. Center for Biomedical Network Research on Rare Diseases (CIBERER) Institute of Health Carlos III Spain
4. Pediatric Neurology Research Group Vall d'Hebron Research Institute Universitat Autònoma de Barcelona Barcelona Spain
5. Laboratory of Molecular Physiology and Channelopathies Department of Experimental and Health Sciences Universitat Pompeu Fabra Barcelona Spain
6. First Department of Pediatrics Agia Sofia Hospital University of Athens Athens Greece
7. Sección de Neurología Complejo Hospitalario Arquitecto Marcide‐Novoa Santos Ferrol Spain
8. Fundación Pública Galega de Medicina Xenómica Santiago de Compostela Spain