1 Department of Neurology, J Philip Kistler Stroke Research Center, Massachusetts General Hospital, Boston, MA 02114, USA; Harvard Medical School, Boston, MA, USA. Electronic address: acharidimou@mgh.harvard.edu.
2 Department of Medicine and Therapeutics, The Chinese University of Hong Kong, Hong Kong Special Administrative Region, China.
3 Department of Neurology, Yonsei University College of Medicine, Seoul, South Korea.
4 Department of Medicine, Stroke and Ageing Research Centre, School of Clinical Sciences at Monash Health, Monash University, Melbourne, Australia; Stroke Unit, Neurosciences, Monash Health, Melbourne, Australia.