1. From the Spanish Network for Biomedical Research in Rare Diseases (CIBERER) (F.C., P.S.-L., A.B., Jorge Amigo, P.M., C.A., E.G.-A., N.M., T.J., A.N., J. Arenas, A.C., R.M., M.A.M., C.D.-G.); Mitochondrial and Neuromuscular Research Group ‘12 de Octubre’ (P.S.-L., A.B., J. Arenas, M.A.M., C.D.-G.), Hospital Research Institute (imas12); Neurology Department (L.B.-G.), Neuromuscular Disorders Unit, Hospital 12 de Octubre; Genetics Department (J.F.Q.-E., M.A.M.), Hospital Universitario 12 de Octubre,...