Author information:
(1)Western Clinical School, University of Sydney, Sydney, Australia.
(2)School of Public Health, University of Sydney, Sydney, Australia.
(3)Hospital of Santa Maria and Instituto de Medicina Molecular and Faculty of 
Medicine, University of Lisbon, Lisbon, Portugal.
(4)Hospital of Santa Maria and Instituto de Medicina Molecular and Faculty of 
Medicine, University of Lisbon, Lisbon, Portugal; The Royal London Hospital and 
Queen Mary School of Medicine, University of London, London, UK.
(5)Neurology Department, University Hospitals Leuven, Leuven, Belgium.
(6)Neurology Department, University Hospitals Leuven, Leuven, Belgium; KU Leuven 
- University of Leuven, Department of Neurosciences, VIB - Vesalius Research 
Center, Experimental Neurology - Laboratory of Neurobiology, Leuven, Belgium.
(7)Department of Neurology, and Neurodegenerative Diseases Research Group, 
Medical University of Warsaw, Warsaw, Poland.
(8)Department of Neurology, Teikyo University School of Medicine, Tokyo, Japan.
(9)Department of Neurology, Tokyo Metropolitan Geriatric Hospital, Tokyo, Japan.
(10)Department of Neurology, Graduate School of Medical Science, Kyoto 
Prefectural University of Medicine, Kyoto, Japan.
(11)Brain and Mind Center, University of Sydney, Sydney, Australia.
(12)Western Clinical School, University of Sydney, Sydney, Australia. Electronic 
address: s.vucic@neura.edu.au.