1. Achucarro Basque Center for Neuroscience, Science Park of the UPV/EHU, Leioa, Spain
2. Faculty of Sport Sciences, Universidad Europea de Madrid, Madrid, Spain
3. Department of Genetics, Physical Anthropology and Animal Physiology, Faculty of Science and Technology, UPV/EHU, Leioa, Spain
4. Enfermedades Raras, Mitocondriales y Neuromusculares., Instituto de Investigación Hospital 12 de Octubre (i+12), Madrid, Spain
5. Center for Biomedical Network Research on Rare Diseases (CIBERER), Instituto de Salud Carlos III, Madrid, Spain
6. Center for Biomedical Network Research on Frailty and Healthy Aging (CIBER FES), Instituto de Salud Carlos III, Madrid, Spain
7. IKERBASQUE, Basque Foundation for Science, Bilbao, Spain