1 Center for Pathophysiology, Infectiology and Immunology, Medical University of Vienna, Vienna, Austria.
2 Division of Neuropathology and Neurochemistry, Department of Neurology, Medical University of Vienna, Vienna, Austria.
3 Children's Hospital of Eastern Ontario Research Institute, University of Ottawa, Ottawa, ON, Canada.
4 Division of Neurology, Department of Medicine, The Ottawa Hospital, University of Ottawa, Ottawa, ON, Canada.
5 Brain and Mind Research Institute, University of Ottawa, Ottawa, ON, Canada.
6 Sorbonne Université, Institut National de la Santé et de la Recherche Médicale, Institut de Myologie, Centre de Recherche en Myologie, Paris, France.