1 Institute of Medical Genetics, Newcastle University, Newcastle upon Tyne, Central Parkway, NE1 3BZ, UK. Electronic address: firstname.lastname@example.org.
2 Centre Neuromusculaire, Filnemus, Hopital Marin, Hendaye, France.
3 Department of Neurology, Hadassah-Hebrew University Medical Center, Jerusalem, 91120, Israel.
4 Department of Neuromuscular Research, National Institute of Neuroscience, National Center of Neurology and Psychiatry (NCNP), Kodaira, Tokyo, 187-8502, Japan.
5 Department of Neuropediatrics and Muscle Disorders, Medical Center-University of Freiburg, Mathildenstrasse 1, 79106 Freiburg, Germany; Centro Nacional de Análisis Genómico, Center for Genomic Regulation, Barcelona Institute of Science and Technology, Baldri I reixac 4, 08028 Barcelona, Spain; Children's Hospital of Eastern Ontario Research Institute, University of Ottawa, Ottawa, ON K1H 8L1, Canada; Division of Neurology, Department of Medicine, The Ottawa Hospital, Ottawa, Ontario, K1Y 4E9, Canada.