[1] Univ Barcelona, Parkinsons Dis & Movement Disorders Unit, Inst Neurociencies, Hosp Clin IDIBAPS CIBERNED European Reference Net, Catalonia, Spain
[2] Ctr Hosp Lisboa Cent, Dept Neurol, Lisbon, Portugal
[3] Univ Barcelona, Biochem & Mol Biol Unit, Dept Biomed, Sch Med,Inst Neurociencies, Catalonia, Spain
[4] Univ Autonoma Barcelona, IDIBAPS, Med Stat Core Facil, Catalonia, Spain
[5] Univ Autonoma Barcelona, Fac Med, Biostat Unit, Catalonia, Spain
[6] Hosp Santa Creu & Sant Pau, Movement Disorders Unit, Barcelona, Catalonia, Spain
[7] Hosp Valle De Hebron, Movement Disorders Unit, Barcelona, Catalonia, Spain
[8] Hosp Bellvitge Princeps Espanya, Movement Disorders Unit, Barcelona, Catalonia, Spain
[9] Hosp Mar, Movement Disorders Unit, Barcelona, Catalonia, Spain
[10] Hosp Gen Granollers, Granollers, Catalonia, Spain
[11] Hosp St Joan Despi Moises Broggi Consorci Sanitar, Movement Disorders Unit, Lhospitalet De Llobregat, Catalonia, Spain
[12] Ctr Med Teknon, Movement Disorders Unit, Barcelona, Catalonia, Spain
[13] Hosp Plato, Barcelona, Catalonia, Spain
[14] Univ Hosp Mutua Terrassa, Neurol, Movement Disorders Unit, Terrassa, Catalonia, Spain
[15] Hosp Santa Maria Lleida, Lleida, Catalonia, Spain
[16] IDIBAPS, Lab Parkinson Dis & Other Neurodegenerat Movement, Barcelona, Catalonia, Spain
[17] Univ Pompeu Fabra, ICREA, Ctr Genom Regulat CRG, Gene Funct & Evolut Grp, Barcelona, Catalonia, Spain