[1] Hosp Clin Barcelona, Inst Neurociencies, Neurol Serv, Parkinsons Dis & Movement Disorders Unit, Catalonia, Spain
[2] Univ Barcelona, Neurol Serv, Parkinsons Dis & Movement Disorders Unit, Hosp Clin 1, Barcelona, Spain
[3] Univ Barcelona, Inst Clin Neurociencies, Maria Maeztu Excellence Ctr, IDIBAPS,ERN RND,CIBERNED,ISCIII, CB06 05 0018, Barcelona, Catalonia, Spain
[4] Lab Parkinson Dis & Other Neurodegenerat Movement, Barcelona, Spain
[5] Univ Barcelona, Hosp Clin Barcelona, Inst Invest Biomed August Pi & Sunyer IDIBAPS, Inst Neurociencies,Dept Neurol, Barcelona, Catalonia, Spain