1 Department of Neurology, Humanitas Research Hospital, Rozzano Milano, Italy. Electronic address: alberto.albanese@unicatt.it.
2 Department of Internal Medicine, Movement Disorders Clinic, Neurology Service, UFMG, Belo Horizonte, MG, Brazil.
3 Laboratory for Infection Cell Biology, International Research Center for Infectious Diseases, Research Institute for Microbial Diseases, Osaka University, Yamada-oka 3-1, Suita, Osaka 565-0871, Japan.
4 Parkinson's Disease Center and Movement Disorders Clinic, Department of Neurology, Baylor College of Medicine, Houston, TX, United States.
5 Institut für Toxikologie, Medizinische Hochschule Hannover, Hannover, Germany.
6 University College London, Sobell Department of Motor Neuroscience and Movement Disorders, London, United Kingdom.