1. Department of Paediatrics, University of Oxford, South Parks Road, Oxford, UK
2. Sleep and Circadian Neuroscience Institute (SCNi), Nuffield Department of Clinical Neurosciences, Oxford Molecular Pathology Institute, Dunn School of Pathology, University of Oxford, Oxford, UK
3. School of Medicine, Keele University, Staffordshire, Wolfson Centre for Inherited Neuromuscular Disease, The Robert Jones and Agnes Hunt Orthopaedic Hospital, Oswestry, UK
4. Dubowitz Neuromuscular Centre, Molecular Neurosciences Section, Developmental Neuroscience Programme, University College London Great Ormond Street Institute of Child Health, London, UK
5. National Institute for Health Research Great Ormond Street Hospital Biomedical Research Centre, London, UK
6. Department of Medical Sciences, Unit of Medical Genetics, University of Ferrara, Ferrara, Italy
7. Muscular Dystrophy UK Oxford Neuromuscular Centre, University of Oxford, Oxford, UK
8. Medical Research Council, Laboratory of Molecular Biology, Francis Crick Avenue, Cambridge, UK
9. Functional and Mechanistic Safety, Clinical Pharmacology and Safety Sciences, R&D, AstraZeneca, Cambridge, UK