[1] Parkinsons Dis & Movement Disorders Ctr Boca Rato, Boca Raton, FL USA
[2] IRCCS Ctr Neurolesi Bonino Pulejo, Messina, Italy
[3] AbbVie Inc, N Chicago, IL USA
[4] Westmead Hosp, Movement Disorders Unit, Westmead, NSW, Australia
[5] Univ Sydney, Sydney Med Sch, Sydney, NSW, Australia
[6] Bispebjerg Hosp, Movement Disorder Clin, Dept Neurol, Copenhagen, Denmark
[7] Osaka Univ, Grad Sch Med, Osaka, Japan
[8] Univ Colorado Anschutz Med Campus, Aurora, CO USA
[9] Complejo Hosp Univ A Coruna, La Coruna, Spain
[10] Univ Plymouth, Fac Hlth, Plymouth, Devon, England