1. Center for Integrative Genomics, University of Lausanne, Genopode, 1015 Lausanne, Switzerland
2. Department of Dermatology, University Hospital of Zurich, Gloriastrasse 31, 8091 Zurich, Switzerland
3. Faculty of Medicine, University of Zurich, 8091 Zurich, Switzerland
4. Department of Neuromuscular Diseases, UCL Institute of Neurology, Queen Square, London WC1N 3BG, UK
5. The Francis Crick Institute, 1 Midland Road, London NW1 1AT, UK