[1] Univ Lisbon, Lab Clin Pharmacol & Therapeut, Fac Med, Lisbon, Portugal
[2] Natl Hosp Neurol & Neurosurg, Dept Clin & Movement Neurosci, London, England
[3] Beelitz Hosp, Movement Disorders Clin, Beelitz, Germany
[4] BIAL Portela & Ca SA, Dept Res & Dev, Coronado, Portugal
[5] BIAL Portela & Ca SA, Med Affairs Dept, Coronado, Portugal
[6] Univ Porto, Porto, Portugal
[7] Univ Porto, MedInUP Ctr Drug Discovery & Innovat Med, Porto, Portugal